1285322535

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{15877}}^1$

素因数の和:16152

約数の個数: 48

約数和(自身を含む): 2556230976

約数和(自身を除く): 1270908441

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 257, 315, 771, 1285, 1799, 2313, 3855, 5397, 8995, 11565, 15877, 16191, 26985, 47631, 79385, 80955, 111139, 142893, 238155, 333417, 555695, 714465, 1000251, 1667085, 4080389, 5001255, 12241167, 20401945, 28562723, 36723501, 61205835, 85688169, 142813615, 183617505, 257064507, 428440845, 1285322535]

約数ペア:

[(1, 1285322535), (3, 428440845), (5, 257064507), (7, 183617505), (9, 142813615), (15, 85688169), (21, 61205835), (35, 36723501), (45, 28562723), (63, 20401945), (105, 12241167), (257, 5001255), (315, 4080389), (771, 1667085), (1285, 1000251), (1799, 714465), (2313, 555695), (3855, 333417), (5397, 238155), (8995, 142893), (11565, 111139), (15877, 80955), (16191, 79385), (26985, 47631)]