291214216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{449}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 612360000

約数和(自身を除く): 321145784

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 251, 323, 449, 502, 646, 898, 1004, 1292, 1796, 2008, 2584, 3592, 4267, 4769, 7633, 8531, 8534, 9538, 15266, 17062, 17068, 19076, 30532, 34124, 34136, 38152, 61064, 68248, 81073, 112699, 145027, 162146, 225398, 290054, 324292, 450796, 580108, 648584, 901592, 1160216, 1915883, 2141281, 3831766, 4282562, 7663532, 8565124, 15327064, 17130248, 36401777, 72803554, 145607108, 291214216]

約数ペア:

[(1, 291214216), (2, 145607108), (4, 72803554), (8, 36401777), (17, 17130248), (19, 15327064), (34, 8565124), (38, 7663532), (68, 4282562), (76, 3831766), (136, 2141281), (152, 1915883), (251, 1160216), (323, 901592), (449, 648584), (502, 580108), (646, 450796), (898, 324292), (1004, 290054), (1292, 225398), (1796, 162146), (2008, 145027), (2584, 112699), (3592, 81073), (4267, 68248), (4769, 61064), (7633, 38152), (8531, 34136), (8534, 34124), (9538, 30532), (15266, 19076), (17062, 17068)]