817966084

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 1658792520

約数和(自身を除く): 840826436

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 109, 169, 218, 221, 338, 436, 442, 653, 676, 884, 1306, 1417, 1853, 2612, 2834, 2873, 3706, 5668, 5746, 7412, 8489, 11101, 11492, 16978, 18421, 22202, 24089, 33956, 36842, 44404, 48178, 71177, 73684, 96356, 110357, 142354, 144313, 220714, 284708, 288626, 313157, 441428, 577252, 626314, 925301, 1210009, 1252628, 1850602, 1876069, 2420018, 3701204, 3752138, 4840036, 7504276, 12028913, 15730117, 24057826, 31460234, 48115652, 62920468, 204491521, 408983042, 817966084]

約数ペア:

[(1, 817966084), (2, 408983042), (4, 204491521), (13, 62920468), (17, 48115652), (26, 31460234), (34, 24057826), (52, 15730117), (68, 12028913), (109, 7504276), (169, 4840036), (218, 3752138), (221, 3701204), (338, 2420018), (436, 1876069), (442, 1850602), (653, 1252628), (676, 1210009), (884, 925301), (1306, 626314), (1417, 577252), (1853, 441428), (2612, 313157), (2834, 288626), (2873, 284708), (3706, 220714), (5668, 144313), (5746, 142354), (7412, 110357), (8489, 96356), (11101, 73684), (11492, 71177), (16978, 48178), (18421, 44404), (22202, 36842), (24089, 33956)]