621060.0000000

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 16758000

約数和(自身を除く): 9544612

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 98, 133, 149, 182, 196, 247, 266, 298, 364, 494, 532, 596, 637, 931, 988, 1043, 1274, 1729, 1862, 1937, 2086, 2548, 2831, 3458, 3724, 3874, 4172, 5662, 6916, 7301, 7748, 11324, 12103, 13559, 14602, 19817, 24206, 27118, 29204, 36803, 39634, 48412, 54236, 73606, 79268, 94913, 138719, 147212, 189826, 257621, 277438, 379652, 515242, 554876, 1030484, 1803347, 3606694, 7213388]

約数ペア:

[(1, 7213388), (2, 3606694), (4, 1803347), (7, 1030484), (13, 554876), (14, 515242), (19, 379652), (26, 277438), (28, 257621), (38, 189826), (49, 147212), (52, 138719), (76, 94913), (91, 79268), (98, 73606), (133, 54236), (149, 48412), (182, 39634), (196, 36803), (247, 29204), (266, 27118), (298, 24206), (364, 19817), (494, 14602), (532, 13559), (596, 12103), (637, 11324), (931, 7748), (988, 7301), (1043, 6916), (1274, 5662), (1729, 4172), (1862, 3874), (1937, 3724), (2086, 3458), (2548, 2831)]