28245976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 33962024

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 79, 88, 136, 158, 187, 239, 316, 374, 478, 632, 748, 869, 956, 1343, 1496, 1738, 1912, 2629, 2686, 3476, 4063, 5258, 5372, 6952, 8126, 10516, 10744, 14773, 16252, 18881, 21032, 29546, 32504, 37762, 44693, 59092, 75524, 89386, 118184, 151048, 178772, 207691, 320977, 357544, 415382, 641954, 830764, 1283908, 1661528, 2567816, 3530747, 7061494, 14122988, 28245976]

約数ペア:

[(1, 28245976), (2, 14122988), (4, 7061494), (8, 3530747), (11, 2567816), (17, 1661528), (22, 1283908), (34, 830764), (44, 641954), (68, 415382), (79, 357544), (88, 320977), (136, 207691), (158, 178772), (187, 151048), (239, 118184), (316, 89386), (374, 75524), (478, 59092), (632, 44693), (748, 37762), (869, 32504), (956, 29546), (1343, 21032), (1496, 18881), (1738, 16252), (1912, 14773), (2629, 10744), (2686, 10516), (3476, 8126), (4063, 6952), (5258, 5372)]