388302512

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{881}}^1$

素因数の和:1078

約数の個数: 60

約数和(自身を含む): 820588104

約数和(自身を除く): 432285592

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 169, 208, 326, 338, 652, 676, 881, 1304, 1352, 1762, 2119, 2608, 2704, 3524, 4238, 7048, 8476, 11453, 14096, 16952, 22906, 27547, 33904, 45812, 55094, 91624, 110188, 143603, 148889, 183248, 220376, 287206, 297778, 440752, 574412, 595556, 1148824, 1191112, 1866839, 2297648, 2382224, 3733678, 7467356, 14934712, 24268907, 29869424, 48537814, 97075628, 194151256, 388302512]

約数ペア:

[(1, 388302512), (2, 194151256), (4, 97075628), (8, 48537814), (13, 29869424), (16, 24268907), (26, 14934712), (52, 7467356), (104, 3733678), (163, 2382224), (169, 2297648), (208, 1866839), (326, 1191112), (338, 1148824), (652, 595556), (676, 574412), (881, 440752), (1304, 297778), (1352, 287206), (1762, 220376), (2119, 183248), (2608, 148889), (2704, 143603), (3524, 110188), (4238, 91624), (7048, 55094), (8476, 45812), (11453, 33904), (14096, 27547), (16952, 22906)]