28655744

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1013}}^1$

素因数の和:1057

約数の個数: 64

約数和(自身を含む): 65159640

約数和(自身を除く): 36503896

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1013, 1088, 1664, 1768, 2026, 2176, 3536, 4052, 7072, 8104, 13169, 14144, 16208, 17221, 26338, 28288, 32416, 34442, 52676, 64832, 68884, 105352, 129664, 137768, 210704, 223873, 275536, 421408, 447746, 551072, 842816, 895492, 1102144, 1685632, 1790984, 2204288, 3581968, 7163936, 14327872, 28655744]

約数ペア:

[(1, 28655744), (2, 14327872), (4, 7163936), (8, 3581968), (13, 2204288), (16, 1790984), (17, 1685632), (26, 1102144), (32, 895492), (34, 842816), (52, 551072), (64, 447746), (68, 421408), (104, 275536), (128, 223873), (136, 210704), (208, 137768), (221, 129664), (272, 105352), (416, 68884), (442, 64832), (544, 52676), (832, 34442), (884, 32416), (1013, 28288), (1088, 26338), (1664, 17221), (1768, 16208), (2026, 14144), (2176, 13169), (3536, 8104), (4052, 7072)]