31811332

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 66777088

約数和(自身を除く): 34965756

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 67, 124, 134, 217, 268, 434, 469, 547, 868, 938, 1094, 1876, 2077, 2188, 3829, 4154, 7658, 8308, 14539, 15316, 16957, 29078, 33914, 36649, 58156, 67828, 73298, 118699, 146596, 237398, 256543, 474796, 513086, 1026172, 1136119, 2272238, 4544476, 7952833, 15905666, 31811332]

約数ペア:

[(1, 31811332), (2, 15905666), (4, 7952833), (7, 4544476), (14, 2272238), (28, 1136119), (31, 1026172), (62, 513086), (67, 474796), (124, 256543), (134, 237398), (217, 146596), (268, 118699), (434, 73298), (469, 67828), (547, 58156), (868, 36649), (938, 33914), (1094, 29078), (1876, 16957), (2077, 15316), (2188, 14539), (3829, 8308), (4154, 7658)]