42780764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{13487}}^1$

素因数の和:13565

約数の個数: 24

約数和(自身を含む): 81953088

約数和(自身を除く): 39172324

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 13487, 26974, 53948, 175331, 350662, 701324, 822707, 1645414, 3290828, 10695191, 21390382, 42780764]

約数ペア:

[(1, 42780764), (2, 21390382), (4, 10695191), (13, 3290828), (26, 1645414), (52, 822707), (61, 701324), (122, 350662), (244, 175331), (793, 53948), (1586, 26974), (3172, 13487)]