28968615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2153}}^1$

素因数の和:2200

約数の個数: 48

約数和(自身を含む): 56452032

約数和(自身を除く): 27483417

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 2153, 2691, 4485, 6459, 10765, 13455, 19377, 27989, 32295, 49519, 83967, 96885, 139945, 148557, 247595, 251901, 419835, 445671, 643747, 742785, 1259505, 1931241, 2228355, 3218735, 5793723, 9656205, 28968615]

約数ペア:

[(1, 28968615), (3, 9656205), (5, 5793723), (9, 3218735), (13, 2228355), (15, 1931241), (23, 1259505), (39, 742785), (45, 643747), (65, 445671), (69, 419835), (115, 251901), (117, 247595), (195, 148557), (207, 139945), (299, 96885), (345, 83967), (585, 49519), (897, 32295), (1035, 27989), (1495, 19377), (2153, 13455), (2691, 10765), (4485, 6459)]