128220477

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 228593664

約数和(自身を除く): 100373187

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 103, 119, 187, 231, 309, 317, 357, 561, 721, 951, 1133, 1309, 1751, 2163, 2219, 3399, 3487, 3927, 5253, 5389, 6657, 7931, 10461, 12257, 16167, 19261, 23793, 24409, 32651, 36771, 37723, 57783, 59279, 73227, 97953, 113169, 134827, 177837, 228557, 359161, 404481, 414953, 555067, 685671, 1077483, 1244859, 1665201, 2514127, 3885469, 6105737, 7542381, 11656407, 18317211, 42740159, 128220477]

約数ペア:

[(1, 128220477), (3, 42740159), (7, 18317211), (11, 11656407), (17, 7542381), (21, 6105737), (33, 3885469), (51, 2514127), (77, 1665201), (103, 1244859), (119, 1077483), (187, 685671), (231, 555067), (309, 414953), (317, 404481), (357, 359161), (561, 228557), (721, 177837), (951, 134827), (1133, 113169), (1309, 97953), (1751, 73227), (2163, 59279), (2219, 57783), (3399, 37723), (3487, 36771), (3927, 32651), (5253, 24409), (5389, 23793), (6657, 19261), (7931, 16167), (10461, 12257)]