222422018

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 436423680

約数和(自身を除く): 214001662

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 131, 133, 182, 247, 262, 266, 491, 494, 917, 982, 1703, 1729, 1834, 2489, 3406, 3437, 3458, 4978, 6383, 6874, 9329, 11921, 12766, 17423, 18658, 23842, 32357, 34846, 44681, 64321, 64714, 65303, 89362, 121277, 128642, 130606, 226499, 242554, 450247, 452998, 836173, 848939, 900494, 1222099, 1672346, 1697878, 2444198, 5853211, 8554693, 11706422, 15887287, 17109386, 31774574, 111211009, 222422018]

約数ペア:

[(1, 222422018), (2, 111211009), (7, 31774574), (13, 17109386), (14, 15887287), (19, 11706422), (26, 8554693), (38, 5853211), (91, 2444198), (131, 1697878), (133, 1672346), (182, 1222099), (247, 900494), (262, 848939), (266, 836173), (491, 452998), (494, 450247), (917, 242554), (982, 226499), (1703, 130606), (1729, 128642), (1834, 121277), (2489, 89362), (3406, 65303), (3437, 64714), (3458, 64321), (4978, 44681), (6383, 34846), (6874, 32357), (9329, 23842), (11921, 18658), (12766, 17423)]