31553928

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:572

約数の個数: 128

約数和(自身を含む): 102816000

約数和(自身を除く): 71262072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 41, 42, 54, 56, 63, 72, 82, 84, 108, 123, 126, 164, 168, 189, 216, 246, 252, 287, 328, 369, 378, 492, 504, 509, 574, 738, 756, 861, 984, 1018, 1107, 1148, 1476, 1512, 1527, 1722, 2036, 2214, 2296, 2583, 2952, 3054, 3444, 3563, 4072, 4428, 4581, 5166, 6108, 6888, 7126, 7749, 8856, 9162, 10332, 10689, 12216, 13743, 14252, 15498, 18324, 20664, 20869, 21378, 27486, 28504, 30996, 32067, 36648, 41738, 42756, 54972, 61992, 62607, 64134, 83476, 85512, 96201, 109944, 125214, 128268, 146083, 166952, 187821, 192402, 250428, 256536, 292166, 375642, 384804, 438249, 500856, 563463, 584332, 751284, 769608, 876498, 1126926, 1168664, 1314747, 1502568, 1752996, 2253852, 2629494, 3505992, 3944241, 4507704, 5258988, 7888482, 10517976, 15776964, 31553928]

約数ペア:

[(1, 31553928), (2, 15776964), (3, 10517976), (4, 7888482), (6, 5258988), (7, 4507704), (8, 3944241), (9, 3505992), (12, 2629494), (14, 2253852), (18, 1752996), (21, 1502568), (24, 1314747), (27, 1168664), (28, 1126926), (36, 876498), (41, 769608), (42, 751284), (54, 584332), (56, 563463), (63, 500856), (72, 438249), (82, 384804), (84, 375642), (108, 292166), (123, 256536), (126, 250428), (164, 192402), (168, 187821), (189, 166952), (216, 146083), (246, 128268), (252, 125214), (287, 109944), (328, 96201), (369, 85512), (378, 83476), (492, 64134), (504, 62607), (509, 61992), (574, 54972), (738, 42756), (756, 41738), (861, 36648), (984, 32067), (1018, 30996), (1107, 28504), (1148, 27486), (1476, 21378), (1512, 20869), (1527, 20664), (1722, 18324), (2036, 15498), (2214, 14252), (2296, 13743), (2583, 12216), (2952, 10689), (3054, 10332), (3444, 9162), (3563, 8856), (4072, 7749), (4428, 7126), (4581, 6888), (5166, 6108)]