179801388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2357}}^1$

素因数の和:2543

約数の個数: 72

約数和(自身を含む): 492671088

約数和(自身を除く): 312869700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 163, 234, 326, 468, 489, 652, 978, 1467, 1956, 2119, 2357, 2934, 4238, 4714, 5868, 6357, 7071, 8476, 9428, 12714, 14142, 19071, 21213, 25428, 28284, 30641, 38142, 42426, 61282, 76284, 84852, 91923, 122564, 183846, 275769, 367692, 384191, 551538, 768382, 1103076, 1152573, 1536764, 2305146, 3457719, 4610292, 4994483, 6915438, 9988966, 13830876, 14983449, 19977932, 29966898, 44950347, 59933796, 89900694, 179801388]

約数ペア:

[(1, 179801388), (2, 89900694), (3, 59933796), (4, 44950347), (6, 29966898), (9, 19977932), (12, 14983449), (13, 13830876), (18, 9988966), (26, 6915438), (36, 4994483), (39, 4610292), (52, 3457719), (78, 2305146), (117, 1536764), (156, 1152573), (163, 1103076), (234, 768382), (326, 551538), (468, 384191), (489, 367692), (652, 275769), (978, 183846), (1467, 122564), (1956, 91923), (2119, 84852), (2357, 76284), (2934, 61282), (4238, 42426), (4714, 38142), (5868, 30641), (6357, 28284), (7071, 25428), (8476, 21213), (9428, 19071), (12714, 14142)]