172189458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 96

約数和(自身を含む): 444292992

約数和(自身を除く): 272103534

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 61, 63, 86, 122, 126, 129, 183, 258, 301, 366, 387, 427, 521, 549, 602, 774, 854, 903, 1042, 1098, 1281, 1563, 1806, 2562, 2623, 2709, 3126, 3647, 3843, 4689, 5246, 5418, 7294, 7686, 7869, 9378, 10941, 15738, 18361, 21882, 22403, 23607, 31781, 32823, 36722, 44806, 47214, 55083, 63562, 65646, 67209, 95343, 110166, 134418, 156821, 165249, 190686, 201627, 222467, 286029, 313642, 330498, 403254, 444934, 470463, 572058, 667401, 940926, 1334802, 1366583, 1411389, 2002203, 2733166, 2822778, 4004406, 4099749, 8199498, 9566081, 12299247, 19132162, 24598494, 28698243, 57396486, 86094729, 172189458]

約数ペア:

[(1, 172189458), (2, 86094729), (3, 57396486), (6, 28698243), (7, 24598494), (9, 19132162), (14, 12299247), (18, 9566081), (21, 8199498), (42, 4099749), (43, 4004406), (61, 2822778), (63, 2733166), (86, 2002203), (122, 1411389), (126, 1366583), (129, 1334802), (183, 940926), (258, 667401), (301, 572058), (366, 470463), (387, 444934), (427, 403254), (521, 330498), (549, 313642), (602, 286029), (774, 222467), (854, 201627), (903, 190686), (1042, 165249), (1098, 156821), (1281, 134418), (1563, 110166), (1806, 95343), (2562, 67209), (2623, 65646), (2709, 63562), (3126, 55083), (3647, 47214), (3843, 44806), (4689, 36722), (5246, 32823), (5418, 31781), (7294, 23607), (7686, 22403), (7869, 21882), (9378, 18361), (10941, 15738)]