83689281

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 146361600

約数和(自身を除く): 62672319

約数列:

[1, 3, 9, 13, 19, 27, 39, 47, 57, 81, 89, 117, 141, 171, 247, 267, 351, 423, 513, 611, 741, 801, 893, 1053, 1157, 1269, 1539, 1691, 1833, 2223, 2403, 2679, 3471, 3807, 4183, 5073, 5499, 6669, 7209, 8037, 10413, 11609, 12549, 15219, 16497, 20007, 21983, 24111, 31239, 34827, 37647, 45657, 49491, 54379, 65949, 72333, 79477, 93717, 104481, 112941, 136971, 163137, 197847, 238431, 313443, 338823, 489411, 593541, 715293, 940329, 1033201, 1468233, 1780623, 2145879, 3099603, 4404699, 6437637, 9298809, 27896427, 83689281]

約数ペア:

[(1, 83689281), (3, 27896427), (9, 9298809), (13, 6437637), (19, 4404699), (27, 3099603), (39, 2145879), (47, 1780623), (57, 1468233), (81, 1033201), (89, 940329), (117, 715293), (141, 593541), (171, 489411), (247, 338823), (267, 313443), (351, 238431), (423, 197847), (513, 163137), (611, 136971), (741, 112941), (801, 104481), (893, 93717), (1053, 79477), (1157, 72333), (1269, 65949), (1539, 54379), (1691, 49491), (1833, 45657), (2223, 37647), (2403, 34827), (2679, 31239), (3471, 24111), (3807, 21983), (4183, 20007), (5073, 16497), (5499, 15219), (6669, 12549), (7209, 11609), (8037, 10413)]