348545428

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3943}}^1$

素因数の和:4013

約数の個数: 72

約数和(自身を含む): 793122624

約数和(自身を除く): 444577196

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 49, 77, 82, 98, 154, 164, 196, 287, 308, 451, 539, 574, 902, 1078, 1148, 1804, 2009, 2156, 3157, 3943, 4018, 6314, 7886, 8036, 12628, 15772, 22099, 27601, 43373, 44198, 55202, 86746, 88396, 110404, 161663, 173492, 193207, 303611, 323326, 386414, 607222, 646652, 772828, 1131641, 1214444, 1778293, 2125277, 2263282, 3556586, 4250554, 4526564, 7113172, 7921487, 8501108, 12448051, 15842974, 24896102, 31685948, 49792204, 87136357, 174272714, 348545428]

約数ペア:

[(1, 348545428), (2, 174272714), (4, 87136357), (7, 49792204), (11, 31685948), (14, 24896102), (22, 15842974), (28, 12448051), (41, 8501108), (44, 7921487), (49, 7113172), (77, 4526564), (82, 4250554), (98, 3556586), (154, 2263282), (164, 2125277), (196, 1778293), (287, 1214444), (308, 1131641), (451, 772828), (539, 646652), (574, 607222), (902, 386414), (1078, 323326), (1148, 303611), (1804, 193207), (2009, 173492), (2156, 161663), (3157, 110404), (3943, 88396), (4018, 86746), (6314, 55202), (7886, 44198), (8036, 43373), (12628, 27601), (15772, 22099)]