198132012

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2339}}^1$

素因数の和:2543

約数の個数: 72

約数和(自身を含む): 542571120

約数和(自身を除く): 344439108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 181, 234, 362, 468, 543, 724, 1086, 1629, 2172, 2339, 2353, 3258, 4678, 4706, 6516, 7017, 7059, 9356, 9412, 14034, 14118, 21051, 21177, 28068, 28236, 30407, 42102, 42354, 60814, 84204, 84708, 91221, 121628, 182442, 273663, 364884, 423359, 547326, 846718, 1094652, 1270077, 1693436, 2540154, 3810231, 5080308, 5503667, 7620462, 11007334, 15240924, 16511001, 22014668, 33022002, 49533003, 66044004, 99066006, 198132012]

約数ペア:

[(1, 198132012), (2, 99066006), (3, 66044004), (4, 49533003), (6, 33022002), (9, 22014668), (12, 16511001), (13, 15240924), (18, 11007334), (26, 7620462), (36, 5503667), (39, 5080308), (52, 3810231), (78, 2540154), (117, 1693436), (156, 1270077), (181, 1094652), (234, 846718), (362, 547326), (468, 423359), (543, 364884), (724, 273663), (1086, 182442), (1629, 121628), (2172, 91221), (2339, 84708), (2353, 84204), (3258, 60814), (4678, 42354), (4706, 42102), (6516, 30407), (7017, 28236), (7059, 28068), (9356, 21177), (9412, 21051), (14034, 14118)]