7961131388

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{149}}^1\times {\mathrm{2269}}^1$

素因数の和:2487

約数の個数: 72

約数和(自身を含む): 16608228000

約数和(自身を除く): 8647096612

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 149, 203, 298, 406, 596, 812, 841, 1043, 1682, 2086, 2269, 3364, 4172, 4321, 4538, 5887, 8642, 9076, 11774, 15883, 17284, 23548, 30247, 31766, 60494, 63532, 65801, 120988, 125309, 131602, 250618, 263204, 338081, 460607, 501236, 676162, 877163, 921214, 1352324, 1754326, 1842428, 1908229, 2366567, 3508652, 3816458, 4733134, 7632916, 9466268, 9804349, 13357603, 19608698, 26715206, 39217396, 53430412, 68630443, 137260886, 274521772, 284326121, 568652242, 1137304484, 1990282847, 3980565694, 7961131388]

約数ペア:

[(1, 7961131388), (2, 3980565694), (4, 1990282847), (7, 1137304484), (14, 568652242), (28, 284326121), (29, 274521772), (58, 137260886), (116, 68630443), (149, 53430412), (203, 39217396), (298, 26715206), (406, 19608698), (596, 13357603), (812, 9804349), (841, 9466268), (1043, 7632916), (1682, 4733134), (2086, 3816458), (2269, 3508652), (3364, 2366567), (4172, 1908229), (4321, 1842428), (4538, 1754326), (5887, 1352324), (8642, 921214), (9076, 877163), (11774, 676162), (15883, 501236), (17284, 460607), (23548, 338081), (30247, 263204), (31766, 250618), (60494, 131602), (63532, 125309), (65801, 120988)]