989810704

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{7211}}^1$

素因数の和:7615

約数の個数: 40

約数和(自身を含む): 2006782272

約数和(自身を除く): 1016971568

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 373, 746, 1492, 2984, 5968, 7211, 8579, 14422, 17158, 28844, 34316, 57688, 68632, 115376, 137264, 165853, 331706, 663412, 1326824, 2653648, 2689703, 5379406, 10758812, 21517624, 43035248, 61863169, 123726338, 247452676, 494905352, 989810704]

約数ペア:

[(1, 989810704), (2, 494905352), (4, 247452676), (8, 123726338), (16, 61863169), (23, 43035248), (46, 21517624), (92, 10758812), (184, 5379406), (368, 2689703), (373, 2653648), (746, 1326824), (1492, 663412), (2984, 331706), (5968, 165853), (7211, 137264), (8579, 115376), (14422, 68632), (17158, 57688), (28844, 34316)]