18421946553605

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1\times {\mathrm{106877}}^1$

素因数の和:107478

約数の個数: 64

約数和(自身を含む): 25769739340800

約数和(自身を除く): 7347792787195

約数列:

[1, 5, 7, 35, 103, 137, 349, 515, 685, 721, 959, 1745, 2443, 3605, 4795, 12215, 14111, 35947, 47813, 70555, 98777, 106877, 179735, 239065, 251629, 334691, 493885, 534385, 748139, 1258145, 1673455, 3740695, 4924739, 11008331, 14642149, 24623695, 34473173, 37300073, 55041655, 73210745, 77058317, 102495043, 172365865, 186500365, 261100511, 385291585, 512475215, 1305502555, 1508141347, 3841907519, 5110110001, 7540706735, 10556989429, 19209537595, 25550550005, 26893352633, 35770770007, 52784947145, 134466763165, 178853850035, 526341330103, 2631706650515, 3684389310721, 18421946553605]

約数ペア:

[(1, 18421946553605), (5, 3684389310721), (7, 2631706650515), (35, 526341330103), (103, 178853850035), (137, 134466763165), (349, 52784947145), (515, 35770770007), (685, 26893352633), (721, 25550550005), (959, 19209537595), (1745, 10556989429), (2443, 7540706735), (3605, 5110110001), (4795, 3841907519), (12215, 1508141347), (14111, 1305502555), (35947, 512475215), (47813, 385291585), (70555, 261100511), (98777, 186500365), (106877, 172365865), (179735, 102495043), (239065, 77058317), (251629, 73210745), (334691, 55041655), (493885, 37300073), (534385, 34473173), (748139, 24623695), (1258145, 14642149), (1673455, 11008331), (3740695, 4924739)]