28662228

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1274

約数の個数: 96

約数和(自身を含む): 87736320

約数和(自身を除く): 59074092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 84, 93, 108, 124, 126, 186, 189, 217, 252, 279, 372, 378, 434, 558, 651, 756, 837, 868, 1116, 1223, 1302, 1674, 1953, 2446, 2604, 3348, 3669, 3906, 4892, 5859, 7338, 7812, 8561, 11007, 11718, 14676, 17122, 22014, 23436, 25683, 33021, 34244, 37913, 44028, 51366, 66042, 75826, 77049, 102732, 113739, 132084, 151652, 154098, 227478, 231147, 265391, 308196, 341217, 454956, 462294, 530782, 682434, 796173, 924588, 1023651, 1061564, 1364868, 1592346, 2047302, 2388519, 3184692, 4094604, 4777038, 7165557, 9554076, 14331114, 28662228]

約数ペア:

[(1, 28662228), (2, 14331114), (3, 9554076), (4, 7165557), (6, 4777038), (7, 4094604), (9, 3184692), (12, 2388519), (14, 2047302), (18, 1592346), (21, 1364868), (27, 1061564), (28, 1023651), (31, 924588), (36, 796173), (42, 682434), (54, 530782), (62, 462294), (63, 454956), (84, 341217), (93, 308196), (108, 265391), (124, 231147), (126, 227478), (186, 154098), (189, 151652), (217, 132084), (252, 113739), (279, 102732), (372, 77049), (378, 75826), (434, 66042), (558, 51366), (651, 44028), (756, 37913), (837, 34244), (868, 33021), (1116, 25683), (1223, 23436), (1302, 22014), (1674, 17122), (1953, 14676), (2446, 11718), (2604, 11007), (3348, 8561), (3669, 7812), (3906, 7338), (4892, 5859)]