998979.0000000

素因数分解:

$2^4\times 3^2\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:326

約数の個数: 60

約数和(自身を含む): 8124480

約数和(自身を除く): 5266512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 89, 144, 178, 223, 267, 356, 446, 534, 669, 712, 801, 892, 1068, 1338, 1424, 1602, 1784, 2007, 2136, 2676, 3204, 3568, 4014, 4272, 5352, 6408, 8028, 10704, 12816, 16056, 19847, 32112, 39694, 59541, 79388, 119082, 158776, 178623, 238164, 317552, 357246, 476328, 714492, 952656, 1428984, 2857968]

約数ペア:

[(1, 2857968), (2, 1428984), (3, 952656), (4, 714492), (6, 476328), (8, 357246), (9, 317552), (12, 238164), (16, 178623), (18, 158776), (24, 119082), (36, 79388), (48, 59541), (72, 39694), (89, 32112), (144, 19847), (178, 16056), (223, 12816), (267, 10704), (356, 8028), (446, 6408), (534, 5352), (669, 4272), (712, 4014), (801, 3568), (892, 3204), (1068, 2676), (1338, 2136), (1424, 2007), (1602, 1784)]