31265514

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:449

約数の個数: 80

約数和(自身を含む): 81312000

約数和(自身を除く): 50046486

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 81, 126, 158, 162, 189, 237, 349, 378, 474, 553, 567, 698, 711, 1047, 1106, 1134, 1422, 1659, 2094, 2133, 2443, 3141, 3318, 4266, 4886, 4977, 6282, 6399, 7329, 9423, 9954, 12798, 14658, 14931, 18846, 21987, 27571, 28269, 29862, 43974, 44793, 55142, 56538, 65961, 82713, 89586, 131922, 165426, 192997, 197883, 248139, 385994, 395766, 496278, 578991, 744417, 1157982, 1488834, 1736973, 2233251, 3473946, 4466502, 5210919, 10421838, 15632757, 31265514]

約数ペア:

[(1, 31265514), (2, 15632757), (3, 10421838), (6, 5210919), (7, 4466502), (9, 3473946), (14, 2233251), (18, 1736973), (21, 1488834), (27, 1157982), (42, 744417), (54, 578991), (63, 496278), (79, 395766), (81, 385994), (126, 248139), (158, 197883), (162, 192997), (189, 165426), (237, 131922), (349, 89586), (378, 82713), (474, 65961), (553, 56538), (567, 55142), (698, 44793), (711, 43974), (1047, 29862), (1106, 28269), (1134, 27571), (1422, 21987), (1659, 18846), (2094, 14931), (2133, 14658), (2443, 12798), (3141, 9954), (3318, 9423), (4266, 7329), (4886, 6399), (4977, 6282)]