27979252

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 58222080

約数和(自身を除く): 30242828

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 113, 148, 226, 239, 259, 452, 478, 518, 791, 956, 1036, 1582, 1673, 3164, 3346, 4181, 6692, 8362, 8843, 16724, 17686, 27007, 29267, 35372, 54014, 58534, 61901, 108028, 117068, 123802, 189049, 247604, 378098, 756196, 999259, 1998518, 3997036, 6994813, 13989626, 27979252]

約数ペア:

[(1, 27979252), (2, 13989626), (4, 6994813), (7, 3997036), (14, 1998518), (28, 999259), (37, 756196), (74, 378098), (113, 247604), (148, 189049), (226, 123802), (239, 117068), (259, 108028), (452, 61901), (478, 58534), (518, 54014), (791, 35372), (956, 29267), (1036, 27007), (1582, 17686), (1673, 16724), (3164, 8843), (3346, 8362), (4181, 6692)]