138839408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{22193}}^1$

素因数の和:22241

約数の個数: 40

約数和(自身を含む): 297222048

約数和(自身を除く): 158382640

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 3128, 6256, 22193, 44386, 88772, 177544, 355088, 377281, 510439, 754562, 1020878, 1509124, 2041756, 3018248, 4083512, 6036496, 8167024, 8677463, 17354926, 34709852, 69419704, 138839408]

約数ペア:

[(1, 138839408), (2, 69419704), (4, 34709852), (8, 17354926), (16, 8677463), (17, 8167024), (23, 6036496), (34, 4083512), (46, 3018248), (68, 2041756), (92, 1509124), (136, 1020878), (184, 754562), (272, 510439), (368, 377281), (391, 355088), (782, 177544), (1564, 88772), (3128, 44386), (6256, 22193)]