2150955

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:177

約数の個数: 40

約数和(自身を含む): 3972672

約数和(自身を除く): 1821717

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 113, 135, 141, 235, 339, 405, 423, 565, 705, 1017, 1269, 1695, 2115, 3051, 3807, 5085, 5311, 6345, 9153, 15255, 15933, 19035, 26555, 45765, 47799, 79665, 143397, 238995, 430191, 716985, 2150955]

約数ペア:

[(1, 2150955), (3, 716985), (5, 430191), (9, 238995), (15, 143397), (27, 79665), (45, 47799), (47, 45765), (81, 26555), (113, 19035), (135, 15933), (141, 15255), (235, 9153), (339, 6345), (405, 5311), (423, 5085), (565, 3807), (705, 3051), (1017, 2115), (1269, 1695)]