1621072336

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:381

約数の個数: 120

約数和(自身を含む): 3568271616

約数和(自身を除く): 1947199280

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 83, 104, 124, 166, 169, 208, 233, 248, 332, 338, 403, 466, 496, 664, 676, 806, 932, 1079, 1328, 1352, 1612, 1864, 2158, 2573, 2704, 3029, 3224, 3728, 4316, 5146, 5239, 6058, 6448, 7223, 8632, 10292, 10478, 12116, 14027, 14446, 17264, 19339, 20584, 20956, 24232, 28054, 28892, 33449, 38678, 39377, 41168, 41912, 48464, 56108, 57784, 66898, 77356, 78754, 83824, 93899, 112216, 115568, 133796, 154712, 157508, 187798, 224432, 251407, 267592, 309424, 315016, 375596, 434837, 502814, 535184, 599509, 630032, 751192, 869674, 1005628, 1199018, 1220687, 1502384, 1739348, 2011256, 2398036, 2441374, 3268291, 3478696, 4022512, 4796072, 4882748, 6536582, 6957392, 7793617, 9592144, 9765496, 13073164, 15587234, 19530992, 26146328, 31174468, 52292656, 62348936, 101317021, 124697872, 202634042, 405268084, 810536168, 1621072336]

約数ペア:

[(1, 1621072336), (2, 810536168), (4, 405268084), (8, 202634042), (13, 124697872), (16, 101317021), (26, 62348936), (31, 52292656), (52, 31174468), (62, 26146328), (83, 19530992), (104, 15587234), (124, 13073164), (166, 9765496), (169, 9592144), (208, 7793617), (233, 6957392), (248, 6536582), (332, 4882748), (338, 4796072), (403, 4022512), (466, 3478696), (496, 3268291), (664, 2441374), (676, 2398036), (806, 2011256), (932, 1739348), (1079, 1502384), (1328, 1220687), (1352, 1199018), (1612, 1005628), (1864, 869674), (2158, 751192), (2573, 630032), (2704, 599509), (3029, 535184), (3224, 502814), (3728, 434837), (4316, 375596), (5146, 315016), (5239, 309424), (6058, 267592), (6448, 251407), (7223, 224432), (8632, 187798), (10292, 157508), (10478, 154712), (12116, 133796), (14027, 115568), (14446, 112216), (17264, 93899), (19339, 83824), (20584, 78754), (20956, 77356), (24232, 66898), (28054, 57784), (28892, 56108), (33449, 48464), (38678, 41912), (39377, 41168)]