349730628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{331}}^1\times {\mathrm{521}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 888009696

約数和(自身を除く): 538279068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 331, 338, 507, 521, 662, 676, 993, 1014, 1042, 1324, 1563, 1986, 2028, 2084, 3126, 3972, 4303, 6252, 6773, 8606, 12909, 13546, 17212, 20319, 25818, 27092, 40638, 51636, 55939, 81276, 88049, 111878, 167817, 172451, 176098, 223756, 264147, 335634, 344902, 352196, 517353, 528294, 671268, 689804, 1034706, 1056588, 2069412, 2241863, 4483726, 6725589, 8967452, 13451178, 26902356, 29144219, 58288438, 87432657, 116576876, 174865314, 349730628]

約数ペア:

[(1, 349730628), (2, 174865314), (3, 116576876), (4, 87432657), (6, 58288438), (12, 29144219), (13, 26902356), (26, 13451178), (39, 8967452), (52, 6725589), (78, 4483726), (156, 2241863), (169, 2069412), (331, 1056588), (338, 1034706), (507, 689804), (521, 671268), (662, 528294), (676, 517353), (993, 352196), (1014, 344902), (1042, 335634), (1324, 264147), (1563, 223756), (1986, 176098), (2028, 172451), (2084, 167817), (3126, 111878), (3972, 88049), (4303, 81276), (6252, 55939), (6773, 51636), (8606, 40638), (12909, 27092), (13546, 25818), (17212, 20319)]