388748412

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{4349}}^1$

素因数の和:4563

約数の個数: 72

約数和(自身を含む): 1064044800

約数和(自身を除く): 675296388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 191, 234, 382, 468, 573, 764, 1146, 1719, 2292, 2483, 3438, 4349, 4966, 6876, 7449, 8698, 9932, 13047, 14898, 17396, 22347, 26094, 29796, 39141, 44694, 52188, 56537, 78282, 89388, 113074, 156564, 169611, 226148, 339222, 508833, 678444, 830659, 1017666, 1661318, 2035332, 2491977, 3322636, 4983954, 7475931, 9967908, 10798567, 14951862, 21597134, 29903724, 32395701, 43194268, 64791402, 97187103, 129582804, 194374206, 388748412]

約数ペア:

[(1, 388748412), (2, 194374206), (3, 129582804), (4, 97187103), (6, 64791402), (9, 43194268), (12, 32395701), (13, 29903724), (18, 21597134), (26, 14951862), (36, 10798567), (39, 9967908), (52, 7475931), (78, 4983954), (117, 3322636), (156, 2491977), (191, 2035332), (234, 1661318), (382, 1017666), (468, 830659), (573, 678444), (764, 508833), (1146, 339222), (1719, 226148), (2292, 169611), (2483, 156564), (3438, 113074), (4349, 89388), (4966, 78282), (6876, 56537), (7449, 52188), (8698, 44694), (9932, 39141), (13047, 29796), (14898, 26094), (17396, 22347)]