31947136

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 69743520

約数和(自身を除く): 37796384

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 128, 146, 208, 263, 292, 416, 526, 584, 832, 949, 1052, 1168, 1664, 1898, 2104, 2336, 3419, 3796, 4208, 4672, 6838, 7592, 8416, 9344, 13676, 15184, 16832, 19199, 27352, 30368, 33664, 38398, 54704, 60736, 76796, 109408, 121472, 153592, 218816, 249587, 307184, 437632, 499174, 614368, 998348, 1228736, 1996696, 2457472, 3993392, 7986784, 15973568, 31947136]

約数ペア:

[(1, 31947136), (2, 15973568), (4, 7986784), (8, 3993392), (13, 2457472), (16, 1996696), (26, 1228736), (32, 998348), (52, 614368), (64, 499174), (73, 437632), (104, 307184), (128, 249587), (146, 218816), (208, 153592), (263, 121472), (292, 109408), (416, 76796), (526, 60736), (584, 54704), (832, 38398), (949, 33664), (1052, 30368), (1168, 27352), (1664, 19199), (1898, 16832), (2104, 15184), (2336, 13676), (3419, 9344), (3796, 8416), (4208, 7592), (4672, 6838)]