215372128

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1091}}^1$

素因数の和:1331

約数の個数: 48

約数和(自身を含む): 440294400

約数和(自身を除く): 224922272

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 199, 248, 398, 496, 796, 992, 1091, 1592, 2182, 3184, 4364, 6169, 6368, 8728, 12338, 17456, 24676, 33821, 34912, 49352, 67642, 98704, 135284, 197408, 217109, 270568, 434218, 541136, 868436, 1082272, 1736872, 3473744, 6730379, 6947488, 13460758, 26921516, 53843032, 107686064, 215372128]

約数ペア:

[(1, 215372128), (2, 107686064), (4, 53843032), (8, 26921516), (16, 13460758), (31, 6947488), (32, 6730379), (62, 3473744), (124, 1736872), (199, 1082272), (248, 868436), (398, 541136), (496, 434218), (796, 270568), (992, 217109), (1091, 197408), (1592, 135284), (2182, 98704), (3184, 67642), (4364, 49352), (6169, 34912), (6368, 33821), (8728, 24676), (12338, 17456)]