15721421268

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{2089}}^1\times {\mathrm{12799}}^1$

素因数の和:14909

約数の個数: 72

約数和(自身を含む): 42696192000

約数和(自身を除く): 26974770732

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 2089, 4178, 6267, 8356, 12534, 12799, 14623, 25068, 25598, 29246, 38397, 43869, 51196, 58492, 76794, 87738, 89593, 102361, 153588, 175476, 179186, 204722, 268779, 307083, 358372, 409444, 537558, 614166, 627151, 1075116, 1228332, 1254302, 1881453, 2508604, 3762906, 7525812, 26737111, 53474222, 80211333, 106948444, 160422666, 187159777, 320845332, 374319554, 561479331, 748639108, 1122958662, 1310118439, 2245917324, 2620236878, 3930355317, 5240473756, 7860710634, 15721421268]

約数ペア:

[(1, 15721421268), (2, 7860710634), (3, 5240473756), (4, 3930355317), (6, 2620236878), (7, 2245917324), (12, 1310118439), (14, 1122958662), (21, 748639108), (28, 561479331), (42, 374319554), (49, 320845332), (84, 187159777), (98, 160422666), (147, 106948444), (196, 80211333), (294, 53474222), (588, 26737111), (2089, 7525812), (4178, 3762906), (6267, 2508604), (8356, 1881453), (12534, 1254302), (12799, 1228332), (14623, 1075116), (25068, 627151), (25598, 614166), (29246, 537558), (38397, 409444), (43869, 358372), (51196, 307083), (58492, 268779), (76794, 204722), (87738, 179186), (89593, 175476), (102361, 153588)]