2009018865

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{547}}^1$

素因数の和:851

約数の個数: 96

約数和(自身を含む): 3958225920

約数和(自身を除く): 1949207055

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 263, 285, 399, 547, 665, 735, 789, 931, 1315, 1641, 1841, 1995, 2735, 2793, 3829, 3945, 4655, 4997, 5523, 8205, 9205, 10393, 11487, 12887, 13965, 14991, 19145, 24985, 26803, 27615, 31179, 34979, 38661, 51965, 57435, 64435, 72751, 74955, 80409, 104937, 134015, 143861, 155895, 174895, 193305, 218253, 244853, 363755, 402045, 431583, 509257, 524685, 719305, 734559, 1007027, 1091265, 1224265, 1527771, 2157915, 2546285, 2733359, 3021081, 3672795, 5035135, 7049189, 7638855, 8200077, 13666795, 15105405, 19133513, 21147567, 35245945, 41000385, 57400539, 95667565, 105737835, 133934591, 287002695, 401803773, 669672955, 2009018865]

約数ペア:

[(1, 2009018865), (3, 669672955), (5, 401803773), (7, 287002695), (15, 133934591), (19, 105737835), (21, 95667565), (35, 57400539), (49, 41000385), (57, 35245945), (95, 21147567), (105, 19133513), (133, 15105405), (147, 13666795), (245, 8200077), (263, 7638855), (285, 7049189), (399, 5035135), (547, 3672795), (665, 3021081), (735, 2733359), (789, 2546285), (931, 2157915), (1315, 1527771), (1641, 1224265), (1841, 1091265), (1995, 1007027), (2735, 734559), (2793, 719305), (3829, 524685), (3945, 509257), (4655, 431583), (4997, 402045), (5523, 363755), (8205, 244853), (9205, 218253), (10393, 193305), (11487, 174895), (12887, 155895), (13965, 143861), (14991, 134015), (19145, 104937), (24985, 80409), (26803, 74955), (27615, 72751), (31179, 64435), (34979, 57435), (38661, 51965)]