69979252

素因数分解:

$2^2\times 7^2\times {\mathrm{557}}^1\times {\mathrm{641}}^1$

素因数の和:1216

約数の個数: 36

約数和(自身を含む): 142936164

約数和(自身を除く): 72956912

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 557, 641, 1114, 1282, 2228, 2564, 3899, 4487, 7798, 8974, 15596, 17948, 27293, 31409, 54586, 62818, 109172, 125636, 357037, 714074, 1428148, 2499259, 4998518, 9997036, 17494813, 34989626, 69979252]

約数ペア:

[(1, 69979252), (2, 34989626), (4, 17494813), (7, 9997036), (14, 4998518), (28, 2499259), (49, 1428148), (98, 714074), (196, 357037), (557, 125636), (641, 109172), (1114, 62818), (1282, 54586), (2228, 31409), (2564, 27293), (3899, 17948), (4487, 15596), (7798, 8974)]