217318248

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{143729}}^1$

素因数の和:143751

約数の個数: 64

約数和(自身を含む): 689904000

約数和(自身を除く): 472585752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 143729, 287458, 431187, 574916, 862374, 1006103, 1149832, 1293561, 1724748, 2012206, 2587122, 3018309, 3449496, 3880683, 4024412, 5174244, 6036618, 7761366, 8048824, 9054927, 10348488, 12073236, 15522732, 18109854, 24146472, 27164781, 31045464, 36219708, 54329562, 72439416, 108659124, 217318248]

約数ペア:

[(1, 217318248), (2, 108659124), (3, 72439416), (4, 54329562), (6, 36219708), (7, 31045464), (8, 27164781), (9, 24146472), (12, 18109854), (14, 15522732), (18, 12073236), (21, 10348488), (24, 9054927), (27, 8048824), (28, 7761366), (36, 6036618), (42, 5174244), (54, 4024412), (56, 3880683), (63, 3449496), (72, 3018309), (84, 2587122), (108, 2012206), (126, 1724748), (168, 1293561), (189, 1149832), (216, 1006103), (252, 862374), (378, 574916), (504, 431187), (756, 287458), (1512, 143729)]