155187172

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2113}}^1$

素因数の和:2228

約数の個数: 48

約数和(自身を含む): 322951552

約数和(自身を除く): 167764380

約数列:

[1, 2, 4, 7, 14, 28, 43, 61, 86, 122, 172, 244, 301, 427, 602, 854, 1204, 1708, 2113, 2623, 4226, 5246, 8452, 10492, 14791, 18361, 29582, 36722, 59164, 73444, 90859, 128893, 181718, 257786, 363436, 515572, 636013, 902251, 1272026, 1804502, 2544052, 3609004, 5542399, 11084798, 22169596, 38796793, 77593586, 155187172]

約数ペア:

[(1, 155187172), (2, 77593586), (4, 38796793), (7, 22169596), (14, 11084798), (28, 5542399), (43, 3609004), (61, 2544052), (86, 1804502), (122, 1272026), (172, 902251), (244, 636013), (301, 515572), (427, 363436), (602, 257786), (854, 181718), (1204, 128893), (1708, 90859), (2113, 73444), (2623, 59164), (4226, 36722), (5246, 29582), (8452, 18361), (10492, 14791)]