28299852

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:348

約数の個数: 108

約数和(自身を含む): 84900816

約数和(自身を除く): 56600964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 61, 63, 84, 98, 122, 126, 147, 183, 196, 244, 252, 263, 294, 366, 427, 441, 526, 549, 588, 732, 789, 854, 882, 1052, 1098, 1281, 1578, 1708, 1764, 1841, 2196, 2367, 2562, 2989, 3156, 3682, 3843, 4734, 5124, 5523, 5978, 7364, 7686, 8967, 9468, 11046, 11956, 12887, 15372, 16043, 16569, 17934, 22092, 25774, 26901, 32086, 33138, 35868, 38661, 48129, 51548, 53802, 64172, 66276, 77322, 96258, 107604, 112301, 115983, 144387, 154644, 192516, 224602, 231966, 288774, 336903, 449204, 463932, 577548, 673806, 786107, 1010709, 1347612, 1572214, 2021418, 2358321, 3144428, 4042836, 4716642, 7074963, 9433284, 14149926, 28299852]

約数ペア:

[(1, 28299852), (2, 14149926), (3, 9433284), (4, 7074963), (6, 4716642), (7, 4042836), (9, 3144428), (12, 2358321), (14, 2021418), (18, 1572214), (21, 1347612), (28, 1010709), (36, 786107), (42, 673806), (49, 577548), (61, 463932), (63, 449204), (84, 336903), (98, 288774), (122, 231966), (126, 224602), (147, 192516), (183, 154644), (196, 144387), (244, 115983), (252, 112301), (263, 107604), (294, 96258), (366, 77322), (427, 66276), (441, 64172), (526, 53802), (549, 51548), (588, 48129), (732, 38661), (789, 35868), (854, 33138), (882, 32086), (1052, 26901), (1098, 25774), (1281, 22092), (1578, 17934), (1708, 16569), (1764, 16043), (1841, 15372), (2196, 12887), (2367, 11956), (2562, 11046), (2989, 9468), (3156, 8967), (3682, 7686), (3843, 7364), (4734, 5978), (5124, 5523)]