161776998

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 72

約数和(自身を含む): 376718472

約数和(自身を除く): 214941474

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 137, 153, 227, 274, 289, 306, 411, 454, 578, 681, 822, 867, 1233, 1362, 1734, 2043, 2329, 2466, 2601, 3859, 4086, 4658, 5202, 6987, 7718, 11577, 13974, 20961, 23154, 31099, 34731, 39593, 41922, 62198, 65603, 69462, 79186, 93297, 118779, 131206, 186594, 196809, 237558, 279891, 356337, 393618, 528683, 559782, 590427, 712674, 1057366, 1180854, 1586049, 3172098, 4758147, 8987611, 9516294, 17975222, 26962833, 53925666, 80888499, 161776998]

約数ペア:

[(1, 161776998), (2, 80888499), (3, 53925666), (6, 26962833), (9, 17975222), (17, 9516294), (18, 8987611), (34, 4758147), (51, 3172098), (102, 1586049), (137, 1180854), (153, 1057366), (227, 712674), (274, 590427), (289, 559782), (306, 528683), (411, 393618), (454, 356337), (578, 279891), (681, 237558), (822, 196809), (867, 186594), (1233, 131206), (1362, 118779), (1734, 93297), (2043, 79186), (2329, 69462), (2466, 65603), (2601, 62198), (3859, 41922), (4086, 39593), (4658, 34731), (5202, 31099), (6987, 23154), (7718, 20961), (11577, 13974)]