161841316

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3343}}^1$

素因数の和:3393

約数の個数: 72

約数和(自身を含む): 373591680

約数和(自身を除く): 211750364

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 98, 133, 182, 196, 247, 266, 364, 494, 532, 637, 931, 988, 1274, 1729, 1862, 2548, 3343, 3458, 3724, 6686, 6916, 12103, 13372, 23401, 24206, 43459, 46802, 48412, 63517, 86918, 93604, 127034, 163807, 173836, 254068, 304213, 327614, 444619, 608426, 655228, 825721, 889238, 1216852, 1651442, 1778476, 2129491, 3112333, 3302884, 4258982, 5780047, 6224666, 8517964, 11560094, 12449332, 23120188, 40460329, 80920658, 161841316]

約数ペア:

[(1, 161841316), (2, 80920658), (4, 40460329), (7, 23120188), (13, 12449332), (14, 11560094), (19, 8517964), (26, 6224666), (28, 5780047), (38, 4258982), (49, 3302884), (52, 3112333), (76, 2129491), (91, 1778476), (98, 1651442), (133, 1216852), (182, 889238), (196, 825721), (247, 655228), (266, 608426), (364, 444619), (494, 327614), (532, 304213), (637, 254068), (931, 173836), (988, 163807), (1274, 127034), (1729, 93604), (1862, 86918), (2548, 63517), (3343, 48412), (3458, 46802), (3724, 43459), (6686, 24206), (6916, 23401), (12103, 13372)]