13485015

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 25850880

約数和(自身を除く): 12365865

約数列:

[1, 3, 5, 9, 15, 23, 27, 43, 45, 69, 101, 115, 129, 135, 207, 215, 303, 345, 387, 505, 621, 645, 909, 989, 1035, 1161, 1515, 1935, 2323, 2727, 2967, 3105, 4343, 4545, 4945, 5805, 6969, 8901, 11615, 13029, 13635, 14835, 20907, 21715, 26703, 34845, 39087, 44505, 62721, 65145, 99889, 104535, 117261, 133515, 195435, 299667, 313605, 499445, 586305, 899001, 1498335, 2697003, 4495005, 13485015]

約数ペア:

[(1, 13485015), (3, 4495005), (5, 2697003), (9, 1498335), (15, 899001), (23, 586305), (27, 499445), (43, 313605), (45, 299667), (69, 195435), (101, 133515), (115, 117261), (129, 104535), (135, 99889), (207, 65145), (215, 62721), (303, 44505), (345, 39087), (387, 34845), (505, 26703), (621, 21715), (645, 20907), (909, 14835), (989, 13635), (1035, 13029), (1161, 11615), (1515, 8901), (1935, 6969), (2323, 5805), (2727, 4945), (2967, 4545), (3105, 4343)]