213355142

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 464486400

約数和(自身を除く): 251131258

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 71, 77, 79, 91, 133, 142, 143, 154, 158, 182, 209, 247, 266, 286, 418, 494, 497, 553, 781, 869, 923, 994, 1001, 1027, 1106, 1349, 1463, 1501, 1562, 1729, 1738, 1846, 2002, 2054, 2698, 2717, 2926, 3002, 3458, 5434, 5467, 5609, 6083, 6461, 7189, 9443, 10153, 10507, 10934, 11218, 11297, 12166, 12922, 14378, 14839, 16511, 17537, 18886, 19019, 19513, 20306, 21014, 22594, 29678, 33022, 35074, 38038, 39026, 39263, 61699, 71071, 72917, 78526, 79079, 103873, 106571, 115577, 122759, 123398, 136591, 142142, 145834, 158158, 192907, 207746, 213142, 214643, 231154, 245518, 273182, 385814, 429286, 431893, 510419, 745997, 802087, 863786, 1020838, 1172281, 1350349, 1385423, 1491994, 1502501, 1604174, 2344562, 2700698, 2770846, 3005002, 5614609, 8205967, 9697961, 11229218, 15239653, 16411934, 19395922, 30479306, 106677571, 213355142]

約数ペア:

[(1, 213355142), (2, 106677571), (7, 30479306), (11, 19395922), (13, 16411934), (14, 15239653), (19, 11229218), (22, 9697961), (26, 8205967), (38, 5614609), (71, 3005002), (77, 2770846), (79, 2700698), (91, 2344562), (133, 1604174), (142, 1502501), (143, 1491994), (154, 1385423), (158, 1350349), (182, 1172281), (209, 1020838), (247, 863786), (266, 802087), (286, 745997), (418, 510419), (494, 431893), (497, 429286), (553, 385814), (781, 273182), (869, 245518), (923, 231154), (994, 214643), (1001, 213142), (1027, 207746), (1106, 192907), (1349, 158158), (1463, 145834), (1501, 142142), (1562, 136591), (1729, 123398), (1738, 122759), (1846, 115577), (2002, 106571), (2054, 103873), (2698, 79079), (2717, 78526), (2926, 72917), (3002, 71071), (3458, 61699), (5434, 39263), (5467, 39026), (5609, 38038), (6083, 35074), (6461, 33022), (7189, 29678), (9443, 22594), (10153, 21014), (10507, 20306), (10934, 19513), (11218, 19019), (11297, 18886), (12166, 17537), (12922, 16511), (14378, 14839)]