138690615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1231}}^1$

素因数の和:1312

約数の個数: 64

約数和(自身を含む): 269660160

約数和(自身を除く): 130969545

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 37, 87, 105, 111, 145, 185, 203, 259, 435, 555, 609, 777, 1015, 1073, 1231, 1295, 3045, 3219, 3693, 3885, 5365, 6155, 7511, 8617, 16095, 18465, 22533, 25851, 35699, 37555, 43085, 45547, 107097, 112665, 129255, 136641, 178495, 227735, 249893, 318829, 535485, 683205, 749679, 956487, 1249465, 1320863, 1594145, 3748395, 3962589, 4782435, 6604315, 9246041, 19812945, 27738123, 46230205, 138690615]

約数ペア:

[(1, 138690615), (3, 46230205), (5, 27738123), (7, 19812945), (15, 9246041), (21, 6604315), (29, 4782435), (35, 3962589), (37, 3748395), (87, 1594145), (105, 1320863), (111, 1249465), (145, 956487), (185, 749679), (203, 683205), (259, 535485), (435, 318829), (555, 249893), (609, 227735), (777, 178495), (1015, 136641), (1073, 129255), (1231, 112665), (1295, 107097), (3045, 45547), (3219, 43085), (3693, 37555), (3885, 35699), (5365, 25851), (6155, 22533), (7511, 18465), (8617, 16095)]