28260562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 53343360

約数和(自身を除く): 25082798

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 41, 82, 97, 187, 194, 209, 323, 374, 418, 451, 646, 697, 779, 902, 1067, 1394, 1558, 1649, 1843, 2134, 3298, 3553, 3686, 3977, 7106, 7667, 7954, 8569, 13243, 15334, 17138, 18139, 20273, 26486, 31331, 36278, 40546, 43747, 62662, 67609, 75563, 87494, 135218, 145673, 151126, 291346, 344641, 689282, 743699, 831193, 1284571, 1487398, 1662386, 2569142, 14130281, 28260562]

約数ペア:

[(1, 28260562), (2, 14130281), (11, 2569142), (17, 1662386), (19, 1487398), (22, 1284571), (34, 831193), (38, 743699), (41, 689282), (82, 344641), (97, 291346), (187, 151126), (194, 145673), (209, 135218), (323, 87494), (374, 75563), (418, 67609), (451, 62662), (646, 43747), (697, 40546), (779, 36278), (902, 31331), (1067, 26486), (1394, 20273), (1558, 18139), (1649, 17138), (1843, 15334), (2134, 13243), (3298, 8569), (3553, 7954), (3686, 7667), (3977, 7106)]