84115590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{215681}}^1$

素因数の和:215704

約数の個数: 32

約数和(自身を含む): 217407456

約数和(自身を除く): 133291866

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 215681, 431362, 647043, 1078405, 1294086, 2156810, 2803853, 3235215, 5607706, 6470430, 8411559, 14019265, 16823118, 28038530, 42057795, 84115590]

約数ペア:

[(1, 84115590), (2, 42057795), (3, 28038530), (5, 16823118), (6, 14019265), (10, 8411559), (13, 6470430), (15, 5607706), (26, 3235215), (30, 2803853), (39, 2156810), (65, 1294086), (78, 1078405), (130, 647043), (195, 431362), (390, 215681)]