338721885

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{359}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 627264000

約数和(自身を除く): 288542115

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 241, 261, 359, 435, 723, 783, 1077, 1205, 1305, 1795, 2169, 3231, 3615, 3915, 5385, 6507, 6989, 9693, 10411, 10845, 16155, 20967, 31233, 32535, 34945, 48465, 52055, 62901, 86519, 93699, 104835, 156165, 188703, 259557, 281097, 314505, 432595, 468495, 778671, 943515, 1297785, 1405485, 2336013, 2509051, 3893355, 7527153, 11680065, 12545255, 22581459, 37635765, 67744377, 112907295, 338721885]

約数ペア:

[(1, 338721885), (3, 112907295), (5, 67744377), (9, 37635765), (15, 22581459), (27, 12545255), (29, 11680065), (45, 7527153), (87, 3893355), (135, 2509051), (145, 2336013), (241, 1405485), (261, 1297785), (359, 943515), (435, 778671), (723, 468495), (783, 432595), (1077, 314505), (1205, 281097), (1305, 259557), (1795, 188703), (2169, 156165), (3231, 104835), (3615, 93699), (3915, 86519), (5385, 62901), (6507, 52055), (6989, 48465), (9693, 34945), (10411, 32535), (10845, 31233), (16155, 20967)]