1678385996

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{211}}^1\times {\mathrm{983}}^1$

素因数の和:1239

約数の個数: 72

約数和(自身を含む): 3586388736

約数和(自身を除く): 1908002740

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 211, 238, 289, 422, 476, 578, 844, 983, 1156, 1477, 1966, 2023, 2954, 3587, 3932, 4046, 5908, 6881, 7174, 8092, 13762, 14348, 16711, 25109, 27524, 33422, 50218, 60979, 66844, 100436, 116977, 121958, 207413, 233954, 243916, 284087, 414826, 426853, 467908, 568174, 829652, 853706, 1136348, 1451891, 1707412, 1988609, 2903782, 3526021, 3977218, 5807564, 7052042, 7954436, 14104084, 24682147, 49364294, 59942357, 98728588, 119884714, 239769428, 419596499, 839192998, 1678385996]

約数ペア:

[(1, 1678385996), (2, 839192998), (4, 419596499), (7, 239769428), (14, 119884714), (17, 98728588), (28, 59942357), (34, 49364294), (68, 24682147), (119, 14104084), (211, 7954436), (238, 7052042), (289, 5807564), (422, 3977218), (476, 3526021), (578, 2903782), (844, 1988609), (983, 1707412), (1156, 1451891), (1477, 1136348), (1966, 853706), (2023, 829652), (2954, 568174), (3587, 467908), (3932, 426853), (4046, 414826), (5908, 284087), (6881, 243916), (7174, 233954), (8092, 207413), (13762, 121958), (14348, 116977), (16711, 100436), (25109, 66844), (27524, 60979), (33422, 50218)]