1215205911

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 1842778080

約数和(自身を除く): 627572169

約数列:

[1, 3, 9, 37, 89, 111, 131, 267, 313, 333, 393, 801, 939, 1179, 2817, 3293, 4847, 9879, 11581, 11659, 14541, 27857, 29637, 34743, 34977, 41003, 43623, 83571, 104229, 104931, 123009, 250713, 369027, 431383, 1030709, 1294149, 1517111, 3092127, 3649267, 3882447, 4551333, 9276381, 10947801, 13653999, 32843403, 135022879, 405068637, 1215205911]

約数ペア:

[(1, 1215205911), (3, 405068637), (9, 135022879), (37, 32843403), (89, 13653999), (111, 10947801), (131, 9276381), (267, 4551333), (313, 3882447), (333, 3649267), (393, 3092127), (801, 1517111), (939, 1294149), (1179, 1030709), (2817, 431383), (3293, 369027), (4847, 250713), (9879, 123009), (11581, 104931), (11659, 104229), (14541, 83571), (27857, 43623), (29637, 41003), (34743, 34977)]