81946956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:871

約数の個数: 96

約数和(自身を含む): 237984768

約数和(自身を除く): 156037812

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 101, 156, 182, 202, 273, 303, 364, 404, 546, 606, 707, 743, 1092, 1212, 1313, 1414, 1486, 2121, 2229, 2626, 2828, 2972, 3939, 4242, 4458, 5201, 5252, 7878, 8484, 8916, 9191, 9659, 10402, 15603, 15756, 18382, 19318, 20804, 27573, 28977, 31206, 36764, 38636, 55146, 57954, 62412, 67613, 75043, 110292, 115908, 135226, 150086, 202839, 225129, 270452, 300172, 405678, 450258, 525301, 811356, 900516, 975559, 1050602, 1575903, 1951118, 2101204, 2926677, 3151806, 3902236, 5853354, 6303612, 6828913, 11706708, 13657826, 20486739, 27315652, 40973478, 81946956]

約数ペア:

[(1, 81946956), (2, 40973478), (3, 27315652), (4, 20486739), (6, 13657826), (7, 11706708), (12, 6828913), (13, 6303612), (14, 5853354), (21, 3902236), (26, 3151806), (28, 2926677), (39, 2101204), (42, 1951118), (52, 1575903), (78, 1050602), (84, 975559), (91, 900516), (101, 811356), (156, 525301), (182, 450258), (202, 405678), (273, 300172), (303, 270452), (364, 225129), (404, 202839), (546, 150086), (606, 135226), (707, 115908), (743, 110292), (1092, 75043), (1212, 67613), (1313, 62412), (1414, 57954), (1486, 55146), (2121, 38636), (2229, 36764), (2626, 31206), (2828, 28977), (2972, 27573), (3939, 20804), (4242, 19318), (4458, 18382), (5201, 15756), (5252, 15603), (7878, 10402), (8484, 9659), (8916, 9191)]