72068913

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 129945600

約数和(自身を除く): 57876687

約数列:

[1, 3, 7, 9, 21, 23, 27, 59, 63, 69, 161, 177, 189, 207, 281, 413, 483, 531, 621, 843, 1239, 1357, 1449, 1593, 1967, 2529, 3717, 4071, 4347, 5901, 6463, 7587, 9499, 11151, 12213, 16579, 17703, 19389, 28497, 36639, 45241, 49737, 53109, 58167, 85491, 116053, 135723, 149211, 174501, 256473, 348159, 381317, 407169, 447633, 1044477, 1143951, 1221507, 2669219, 3133431, 3431853, 8007657, 10295559, 24022971, 72068913]

約数ペア:

[(1, 72068913), (3, 24022971), (7, 10295559), (9, 8007657), (21, 3431853), (23, 3133431), (27, 2669219), (59, 1221507), (63, 1143951), (69, 1044477), (161, 447633), (177, 407169), (189, 381317), (207, 348159), (281, 256473), (413, 174501), (483, 149211), (531, 135723), (621, 116053), (843, 85491), (1239, 58167), (1357, 53109), (1449, 49737), (1593, 45241), (1967, 36639), (2529, 28497), (3717, 19389), (4071, 17703), (4347, 16579), (5901, 12213), (6463, 11151), (7587, 9499)]