28232072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 60825600

約数和(自身を除く): 32593528

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 79, 88, 124, 131, 158, 248, 262, 316, 341, 524, 632, 682, 869, 1048, 1364, 1441, 1738, 2449, 2728, 2882, 3476, 4061, 4898, 5764, 6952, 8122, 9796, 10349, 11528, 16244, 19592, 20698, 26939, 32488, 41396, 44671, 53878, 82792, 89342, 107756, 113839, 178684, 215512, 227678, 320819, 357368, 455356, 641638, 910712, 1283276, 2566552, 3529009, 7058018, 14116036, 28232072]

約数ペア:

[(1, 28232072), (2, 14116036), (4, 7058018), (8, 3529009), (11, 2566552), (22, 1283276), (31, 910712), (44, 641638), (62, 455356), (79, 357368), (88, 320819), (124, 227678), (131, 215512), (158, 178684), (248, 113839), (262, 107756), (316, 89342), (341, 82792), (524, 53878), (632, 44671), (682, 41396), (869, 32488), (1048, 26939), (1364, 20698), (1441, 19592), (1738, 16244), (2449, 11528), (2728, 10349), (2882, 9796), (3476, 8122), (4061, 6952), (4898, 5764)]