921557615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{13183}}^1$

素因数の和:13271

約数の個数: 32

約数和(自身を含む): 1275789312

約数和(自身を除く): 354231697

約数列:

[1, 5, 11, 31, 41, 55, 155, 205, 341, 451, 1271, 1705, 2255, 6355, 13183, 13981, 65915, 69905, 145013, 408673, 540503, 725065, 2043365, 2702515, 4495403, 5945533, 16755593, 22477015, 29727665, 83777965, 184311523, 921557615]

約数ペア:

[(1, 921557615), (5, 184311523), (11, 83777965), (31, 29727665), (41, 22477015), (55, 16755593), (155, 5945533), (205, 4495403), (341, 2702515), (451, 2043365), (1271, 725065), (1705, 540503), (2255, 408673), (6355, 145013), (13183, 69905), (13981, 65915)]