397902744

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{281}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 1100679840

約数和(自身を除く): 702777096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 277, 281, 284, 426, 554, 562, 568, 639, 831, 843, 852, 1108, 1124, 1278, 1662, 1686, 1704, 2216, 2248, 2493, 2529, 2556, 3324, 3372, 4986, 5058, 5112, 6648, 6744, 9972, 10116, 19667, 19944, 19951, 20232, 39334, 39902, 59001, 59853, 77837, 78668, 79804, 118002, 119706, 155674, 157336, 159608, 177003, 179559, 233511, 236004, 239412, 311348, 354006, 359118, 467022, 472008, 478824, 622696, 700533, 708012, 718236, 934044, 1401066, 1416024, 1436472, 1868088, 2802132, 5526427, 5604264, 11052854, 16579281, 22105708, 33158562, 44211416, 49737843, 66317124, 99475686, 132634248, 198951372, 397902744]

約数ペア:

[(1, 397902744), (2, 198951372), (3, 132634248), (4, 99475686), (6, 66317124), (8, 49737843), (9, 44211416), (12, 33158562), (18, 22105708), (24, 16579281), (36, 11052854), (71, 5604264), (72, 5526427), (142, 2802132), (213, 1868088), (277, 1436472), (281, 1416024), (284, 1401066), (426, 934044), (554, 718236), (562, 708012), (568, 700533), (639, 622696), (831, 478824), (843, 472008), (852, 467022), (1108, 359118), (1124, 354006), (1278, 311348), (1662, 239412), (1686, 236004), (1704, 233511), (2216, 179559), (2248, 177003), (2493, 159608), (2529, 157336), (2556, 155674), (3324, 119706), (3372, 118002), (4986, 79804), (5058, 78668), (5112, 77837), (6648, 59853), (6744, 59001), (9972, 39902), (10116, 39334), (19667, 20232), (19944, 19951)]