191889468

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{617}}^1$

素因数の和:843

約数の個数: 72

約数和(自身を含む): 498043728

約数和(自身を除く): 306154260

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 163, 212, 318, 326, 477, 489, 617, 636, 652, 954, 978, 1234, 1467, 1851, 1908, 1956, 2468, 2934, 3702, 5553, 5868, 7404, 8639, 11106, 17278, 22212, 25917, 32701, 34556, 51834, 65402, 77751, 98103, 100571, 103668, 130804, 155502, 196206, 201142, 294309, 301713, 311004, 392412, 402284, 588618, 603426, 905139, 1177236, 1206852, 1810278, 3620556, 5330263, 10660526, 15990789, 21321052, 31981578, 47972367, 63963156, 95944734, 191889468]

約数ペア:

[(1, 191889468), (2, 95944734), (3, 63963156), (4, 47972367), (6, 31981578), (9, 21321052), (12, 15990789), (18, 10660526), (36, 5330263), (53, 3620556), (106, 1810278), (159, 1206852), (163, 1177236), (212, 905139), (318, 603426), (326, 588618), (477, 402284), (489, 392412), (617, 311004), (636, 301713), (652, 294309), (954, 201142), (978, 196206), (1234, 155502), (1467, 130804), (1851, 103668), (1908, 100571), (1956, 98103), (2468, 77751), (2934, 65402), (3702, 51834), (5553, 34556), (5868, 32701), (7404, 25917), (8639, 22212), (11106, 17278)]