15693678021

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{2551}}^1$

素因数の和:2902

約数の個数: 64

約数和(自身を含む): 25588924416

約数和(自身を除く): 9895246395

約数列:

[1, 3, 7, 21, 23, 47, 69, 141, 161, 271, 329, 483, 813, 987, 1081, 1897, 2551, 3243, 5691, 6233, 7567, 7653, 12737, 17857, 18699, 22701, 38211, 43631, 53571, 58673, 89159, 119897, 130893, 176019, 267477, 292951, 359691, 410711, 691321, 839279, 878853, 1232133, 2050657, 2073963, 2517837, 2757631, 4839247, 6151971, 8272893, 14517741, 15900383, 19303417, 32492087, 47701149, 57910251, 97476261, 111302681, 227444609, 333908043, 682333827, 747318001, 2241954003, 5231226007, 15693678021]

約数ペア:

[(1, 15693678021), (3, 5231226007), (7, 2241954003), (21, 747318001), (23, 682333827), (47, 333908043), (69, 227444609), (141, 111302681), (161, 97476261), (271, 57910251), (329, 47701149), (483, 32492087), (813, 19303417), (987, 15900383), (1081, 14517741), (1897, 8272893), (2551, 6151971), (3243, 4839247), (5691, 2757631), (6233, 2517837), (7567, 2073963), (7653, 2050657), (12737, 1232133), (17857, 878853), (18699, 839279), (22701, 691321), (38211, 410711), (43631, 359691), (53571, 292951), (58673, 267477), (89159, 176019), (119897, 130893)]