81789222

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 178329600

約数和(自身を除く): 96540378

約数列:

[1, 2, 3, 6, 29, 31, 58, 59, 62, 87, 93, 118, 174, 177, 186, 257, 354, 514, 771, 899, 1542, 1711, 1798, 1829, 2697, 3422, 3658, 5133, 5394, 5487, 7453, 7967, 10266, 10974, 14906, 15163, 15934, 22359, 23901, 30326, 44718, 45489, 47802, 53041, 90978, 106082, 159123, 231043, 318246, 439727, 462086, 470053, 693129, 879454, 940106, 1319181, 1386258, 1410159, 2638362, 2820318, 13631537, 27263074, 40894611, 81789222]

約数ペア:

[(1, 81789222), (2, 40894611), (3, 27263074), (6, 13631537), (29, 2820318), (31, 2638362), (58, 1410159), (59, 1386258), (62, 1319181), (87, 940106), (93, 879454), (118, 693129), (174, 470053), (177, 462086), (186, 439727), (257, 318246), (354, 231043), (514, 159123), (771, 106082), (899, 90978), (1542, 53041), (1711, 47802), (1798, 45489), (1829, 44718), (2697, 30326), (3422, 23901), (3658, 22359), (5133, 15934), (5394, 15163), (5487, 14906), (7453, 10974), (7967, 10266)]