1215156957

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 2013548544

約数和(自身を除く): 798391587

約数列:

[1, 3, 7, 17, 21, 51, 67, 101, 119, 201, 303, 357, 469, 503, 707, 1139, 1407, 1509, 1717, 2121, 3417, 3521, 5151, 6767, 7973, 8551, 10563, 12019, 20301, 23919, 25653, 33701, 36057, 47369, 50803, 59857, 101103, 115039, 142107, 152409, 179571, 235907, 345117, 355621, 572917, 707721, 805273, 863651, 1066863, 1718751, 2415819, 2590953, 3403801, 4010419, 6045557, 10211403, 12031257, 18136671, 23826607, 57864617, 71479821, 173593851, 405052319, 1215156957]

約数ペア:

[(1, 1215156957), (3, 405052319), (7, 173593851), (17, 71479821), (21, 57864617), (51, 23826607), (67, 18136671), (101, 12031257), (119, 10211403), (201, 6045557), (303, 4010419), (357, 3403801), (469, 2590953), (503, 2415819), (707, 1718751), (1139, 1066863), (1407, 863651), (1509, 805273), (1717, 707721), (2121, 572917), (3417, 355621), (3521, 345117), (5151, 235907), (6767, 179571), (7973, 152409), (8551, 142107), (10563, 115039), (12019, 101103), (20301, 59857), (23919, 50803), (25653, 47369), (33701, 36057)]