221220636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1171}}^1$

素因数の和:1371

約数の個数: 96

約数和(自身を含む): 639518208

約数和(自身を除く): 418297572

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 173, 182, 273, 346, 364, 519, 546, 692, 1038, 1092, 1171, 1211, 2076, 2249, 2342, 2422, 3513, 3633, 4498, 4684, 4844, 6747, 7026, 7266, 8197, 8996, 13494, 14052, 14532, 15223, 15743, 16394, 24591, 26988, 30446, 31486, 32788, 45669, 47229, 49182, 60892, 62972, 91338, 94458, 98364, 106561, 182676, 188916, 202583, 213122, 319683, 405166, 426244, 607749, 639366, 810332, 1215498, 1278732, 1418081, 2430996, 2633579, 2836162, 4254243, 5267158, 5672324, 7900737, 8508486, 10534316, 15801474, 17016972, 18435053, 31602948, 36870106, 55305159, 73740212, 110610318, 221220636]

約数ペア:

[(1, 221220636), (2, 110610318), (3, 73740212), (4, 55305159), (6, 36870106), (7, 31602948), (12, 18435053), (13, 17016972), (14, 15801474), (21, 10534316), (26, 8508486), (28, 7900737), (39, 5672324), (42, 5267158), (52, 4254243), (78, 2836162), (84, 2633579), (91, 2430996), (156, 1418081), (173, 1278732), (182, 1215498), (273, 810332), (346, 639366), (364, 607749), (519, 426244), (546, 405166), (692, 319683), (1038, 213122), (1092, 202583), (1171, 188916), (1211, 182676), (2076, 106561), (2249, 98364), (2342, 94458), (2422, 91338), (3513, 62972), (3633, 60892), (4498, 49182), (4684, 47229), (4844, 45669), (6747, 32788), (7026, 31486), (7266, 30446), (8197, 26988), (8996, 24591), (13494, 16394), (14052, 15743), (14532, 15223)]