25911990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22147}}^1$

素因数の和:22173

約数の個数: 48

約数和(自身を含む): 72556848

約数和(自身を除く): 46644858

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 22147, 44294, 66441, 110735, 132882, 199323, 221470, 287911, 332205, 398646, 575822, 664410, 863733, 996615, 1439555, 1727466, 1993230, 2591199, 2879110, 4318665, 5182398, 8637330, 12955995, 25911990]

約数ペア:

[(1, 25911990), (2, 12955995), (3, 8637330), (5, 5182398), (6, 4318665), (9, 2879110), (10, 2591199), (13, 1993230), (15, 1727466), (18, 1439555), (26, 996615), (30, 863733), (39, 664410), (45, 575822), (65, 398646), (78, 332205), (90, 287911), (117, 221470), (130, 199323), (195, 132882), (234, 110735), (390, 66441), (585, 44294), (1170, 22147)]