1236881412

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61463}}^1$

素因数の和:61529

約数の個数: 72

約数和(自身を含む): 3445425984

約数和(自身を除く): 2208544572

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 20124, 61463, 122926, 184389, 245852, 368778, 553167, 737556, 799019, 1106334, 1598038, 2212668, 2397057, 2642909, 3196076, 4794114, 5285818, 7191171, 7928727, 9588228, 10571636, 14382342, 15857454, 23786181, 28764684, 31714908, 34357817, 47572362, 68715634, 95144724, 103073451, 137431268, 206146902, 309220353, 412293804, 618440706, 1236881412]

約数ペア:

[(1, 1236881412), (2, 618440706), (3, 412293804), (4, 309220353), (6, 206146902), (9, 137431268), (12, 103073451), (13, 95144724), (18, 68715634), (26, 47572362), (36, 34357817), (39, 31714908), (43, 28764684), (52, 23786181), (78, 15857454), (86, 14382342), (117, 10571636), (129, 9588228), (156, 7928727), (172, 7191171), (234, 5285818), (258, 4794114), (387, 3196076), (468, 2642909), (516, 2397057), (559, 2212668), (774, 1598038), (1118, 1106334), (1548, 799019), (1677, 737556), (2236, 553167), (3354, 368778), (5031, 245852), (6708, 184389), (10062, 122926), (20124, 61463)]