131323122

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^2\times {\mathrm{167}}^1$

素因数の和:340

約数の個数: 72

約数和(自身を含む): 331321536

約数和(自身を除く): 199998414

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 167, 237, 334, 474, 501, 553, 711, 1002, 1106, 1169, 1422, 1503, 1659, 2338, 3006, 3318, 3507, 4977, 6241, 7014, 9954, 10521, 12482, 13193, 18723, 21042, 26386, 37446, 39579, 43687, 56169, 79158, 87374, 92351, 112338, 118737, 131061, 184702, 237474, 262122, 277053, 393183, 554106, 786366, 831159, 1042247, 1662318, 2084494, 3126741, 6253482, 7295729, 9380223, 14591458, 18760446, 21887187, 43774374, 65661561, 131323122]

約数ペア:

[(1, 131323122), (2, 65661561), (3, 43774374), (6, 21887187), (7, 18760446), (9, 14591458), (14, 9380223), (18, 7295729), (21, 6253482), (42, 3126741), (63, 2084494), (79, 1662318), (126, 1042247), (158, 831159), (167, 786366), (237, 554106), (334, 393183), (474, 277053), (501, 262122), (553, 237474), (711, 184702), (1002, 131061), (1106, 118737), (1169, 112338), (1422, 92351), (1503, 87374), (1659, 79158), (2338, 56169), (3006, 43687), (3318, 39579), (3507, 37446), (4977, 26386), (6241, 21042), (7014, 18723), (9954, 13193), (10521, 12482)]