1981241664

素因数分解:

$2^6\times 3^1\times {\mathrm{37}}^1\times {\mathrm{278891}}^1$

素因数の和:278943

約数の個数: 56

約数和(自身を含む): 5383731168

約数和(自身を除く): 3402489504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 148, 192, 222, 296, 444, 592, 888, 1184, 1776, 2368, 3552, 7104, 278891, 557782, 836673, 1115564, 1673346, 2231128, 3346692, 4462256, 6693384, 8924512, 10318967, 13386768, 17849024, 20637934, 26773536, 30956901, 41275868, 53547072, 61913802, 82551736, 123827604, 165103472, 247655208, 330206944, 495310416, 660413888, 990620832, 1981241664]

約数ペア:

[(1, 1981241664), (2, 990620832), (3, 660413888), (4, 495310416), (6, 330206944), (8, 247655208), (12, 165103472), (16, 123827604), (24, 82551736), (32, 61913802), (37, 53547072), (48, 41275868), (64, 30956901), (74, 26773536), (96, 20637934), (111, 17849024), (148, 13386768), (192, 10318967), (222, 8924512), (296, 6693384), (444, 4462256), (592, 3346692), (888, 2231128), (1184, 1673346), (1776, 1115564), (2368, 836673), (3552, 557782), (7104, 278891)]