72705645

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 132537600

約数和(自身を除く): 59831955

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 199, 207, 345, 353, 597, 995, 1035, 1059, 1765, 1791, 2985, 3177, 4577, 5295, 8119, 8955, 13731, 15885, 22885, 24357, 40595, 41193, 68655, 70247, 73071, 121785, 205965, 210741, 351235, 365355, 632223, 1053705, 1615681, 3161115, 4847043, 8078405, 14541129, 24235215, 72705645]

約数ペア:

[(1, 72705645), (3, 24235215), (5, 14541129), (9, 8078405), (15, 4847043), (23, 3161115), (45, 1615681), (69, 1053705), (115, 632223), (199, 365355), (207, 351235), (345, 210741), (353, 205965), (597, 121785), (995, 73071), (1035, 70247), (1059, 68655), (1765, 41193), (1791, 40595), (2985, 24357), (3177, 22885), (4577, 15885), (5295, 13731), (8119, 8955)]