998740990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{34763}}^1$

素因数の和:34813

約数の個数: 48

約数和(自身を含む): 2061227088

約数和(自身を除く): 1062486098

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 845, 1105, 1690, 2210, 2873, 5746, 14365, 28730, 34763, 69526, 173815, 347630, 451919, 590971, 903838, 1181942, 2259595, 2954855, 4519190, 5874947, 5909710, 7682623, 11749894, 15365246, 29374735, 38413115, 58749470, 76826230, 99874099, 199748198, 499370495, 998740990]

約数ペア:

[(1, 998740990), (2, 499370495), (5, 199748198), (10, 99874099), (13, 76826230), (17, 58749470), (26, 38413115), (34, 29374735), (65, 15365246), (85, 11749894), (130, 7682623), (169, 5909710), (170, 5874947), (221, 4519190), (338, 2954855), (442, 2259595), (845, 1181942), (1105, 903838), (1690, 590971), (2210, 451919), (2873, 347630), (5746, 173815), (14365, 69526), (28730, 34763)]