155494755

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2161}}^1$

素因数の和:2229

約数の個数: 64

約数和(自身を含む): 305101440

約数和(自身を除く): 149606685

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 41, 45, 65, 117, 123, 135, 195, 205, 351, 369, 533, 585, 615, 1107, 1599, 1755, 1845, 2161, 2665, 4797, 5535, 6483, 7995, 10805, 14391, 19449, 23985, 28093, 32415, 58347, 71955, 84279, 88601, 97245, 140465, 252837, 265803, 291735, 421395, 443005, 758511, 797409, 1151813, 1264185, 1329015, 2392227, 3455439, 3792555, 3987045, 5759065, 10366317, 11961135, 17277195, 31098951, 51831585, 155494755]

約数ペア:

[(1, 155494755), (3, 51831585), (5, 31098951), (9, 17277195), (13, 11961135), (15, 10366317), (27, 5759065), (39, 3987045), (41, 3792555), (45, 3455439), (65, 2392227), (117, 1329015), (123, 1264185), (135, 1151813), (195, 797409), (205, 758511), (351, 443005), (369, 421395), (533, 291735), (585, 265803), (615, 252837), (1107, 140465), (1599, 97245), (1755, 88601), (1845, 84279), (2161, 71955), (2665, 58347), (4797, 32415), (5535, 28093), (6483, 23985), (7995, 19449), (10805, 14391)]