66676428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20353}}^1$

素因数の和:20383

約数の個数: 72

約数和(自身を含む): 207447968

約数和(自身を除く): 140771540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 20353, 40706, 61059, 81412, 122118, 142471, 183177, 244236, 264589, 284942, 366354, 427413, 529178, 569884, 732708, 793767, 854826, 1058356, 1282239, 1587534, 1709652, 1852123, 2381301, 2564478, 3175068, 3704246, 4762602, 5128956, 5556369, 7408492, 9525204, 11112738, 16669107, 22225476, 33338214, 66676428]

約数ペア:

[(1, 66676428), (2, 33338214), (3, 22225476), (4, 16669107), (6, 11112738), (7, 9525204), (9, 7408492), (12, 5556369), (13, 5128956), (14, 4762602), (18, 3704246), (21, 3175068), (26, 2564478), (28, 2381301), (36, 1852123), (39, 1709652), (42, 1587534), (52, 1282239), (63, 1058356), (78, 854826), (84, 793767), (91, 732708), (117, 569884), (126, 529178), (156, 427413), (182, 366354), (234, 284942), (252, 264589), (273, 244236), (364, 183177), (468, 142471), (546, 122118), (819, 81412), (1092, 61059), (1638, 40706), (3276, 20353)]