139221430

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1\times {\mathrm{449}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 254469600

約数和(自身を除く): 115248170

約数列:

[1, 2, 5, 10, 101, 202, 307, 449, 505, 614, 898, 1010, 1535, 2245, 3070, 4490, 31007, 45349, 62014, 90698, 137843, 155035, 226745, 275686, 310070, 453490, 689215, 1378430, 13922143, 27844286, 69610715, 139221430]

約数ペア:

[(1, 139221430), (2, 69610715), (5, 27844286), (10, 13922143), (101, 1378430), (202, 689215), (307, 453490), (449, 310070), (505, 275686), (614, 226745), (898, 155035), (1010, 137843), (1535, 90698), (2245, 62014), (3070, 45349), (4490, 31007)]