664761292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{601}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 1274313600

約数和(自身を除く): 609552308

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 239, 356, 478, 601, 956, 1157, 1202, 2314, 2404, 3107, 4628, 6214, 7813, 12428, 15626, 21271, 31252, 42542, 53489, 85084, 106978, 143639, 213956, 276523, 287278, 553046, 574556, 695357, 1106092, 1390714, 1867307, 2781428, 3734614, 7469228, 12783871, 25567742, 51135484, 166190323, 332380646, 664761292]

約数ペア:

[(1, 664761292), (2, 332380646), (4, 166190323), (13, 51135484), (26, 25567742), (52, 12783871), (89, 7469228), (178, 3734614), (239, 2781428), (356, 1867307), (478, 1390714), (601, 1106092), (956, 695357), (1157, 574556), (1202, 553046), (2314, 287278), (2404, 276523), (3107, 213956), (4628, 143639), (6214, 106978), (7813, 85084), (12428, 53489), (15626, 42542), (21271, 31252)]