56671204499

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^2\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:877

約数の個数: 72

約数和(自身を含む): 73961086752

約数和(自身を除く): 17289882253

約数列:

[1, 7, 13, 23, 91, 137, 161, 169, 299, 529, 661, 959, 1183, 1781, 2093, 3151, 3703, 3887, 4627, 6877, 8593, 12467, 15203, 22057, 23153, 27209, 40963, 48139, 60151, 72473, 89401, 90557, 106421, 111709, 162071, 197639, 286741, 349669, 507311, 532519, 625807, 633899, 781963, 942149, 1177241, 1383473, 2082811, 2447683, 2569307, 3727633, 4545697, 6595043, 8240687, 12247937, 14579677, 15304133, 17985149, 27076543, 31819879, 47904653, 59094061, 85735559, 107128931, 189535801, 335332571, 351995059, 413658427, 622760489, 2463965413, 4359323423, 8095886357, 56671204499]

約数ペア:

[(1, 56671204499), (7, 8095886357), (13, 4359323423), (23, 2463965413), (91, 622760489), (137, 413658427), (161, 351995059), (169, 335332571), (299, 189535801), (529, 107128931), (661, 85735559), (959, 59094061), (1183, 47904653), (1781, 31819879), (2093, 27076543), (3151, 17985149), (3703, 15304133), (3887, 14579677), (4627, 12247937), (6877, 8240687), (8593, 6595043), (12467, 4545697), (15203, 3727633), (22057, 2569307), (23153, 2447683), (27209, 2082811), (40963, 1383473), (48139, 1177241), (60151, 942149), (72473, 781963), (89401, 633899), (90557, 625807), (106421, 532519), (111709, 507311), (162071, 349669), (197639, 286741)]