29989388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 64254960

約数和(自身を除く): 34265572

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 109, 143, 148, 169, 218, 286, 338, 407, 436, 481, 572, 676, 814, 962, 1199, 1417, 1628, 1859, 1924, 2398, 2834, 3718, 4033, 4796, 5291, 5668, 6253, 7436, 8066, 10582, 12506, 15587, 16132, 18421, 21164, 25012, 31174, 36842, 44363, 52429, 62348, 68783, 73684, 88726, 104858, 137566, 177452, 202631, 209716, 275132, 405262, 576719, 681577, 810524, 1153438, 1363154, 2306876, 2726308, 7497347, 14994694, 29989388]

約数ペア:

[(1, 29989388), (2, 14994694), (4, 7497347), (11, 2726308), (13, 2306876), (22, 1363154), (26, 1153438), (37, 810524), (44, 681577), (52, 576719), (74, 405262), (109, 275132), (143, 209716), (148, 202631), (169, 177452), (218, 137566), (286, 104858), (338, 88726), (407, 73684), (436, 68783), (481, 62348), (572, 52429), (676, 44363), (814, 36842), (962, 31174), (1199, 25012), (1417, 21164), (1628, 18421), (1859, 16132), (1924, 15587), (2398, 12506), (2834, 10582), (3718, 8066), (4033, 7436), (4796, 6253), (5291, 5668)]