171955238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{373}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 339292800

約数和(自身を除く): 167337562

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 149, 182, 221, 238, 298, 373, 442, 746, 1043, 1547, 1937, 2086, 2533, 2611, 3094, 3874, 4849, 5066, 5222, 6341, 9698, 12682, 13559, 17731, 27118, 32929, 33943, 35462, 44387, 55577, 65858, 67886, 82433, 88774, 111154, 164866, 230503, 389039, 461006, 577031, 722501, 778078, 944809, 1154062, 1445002, 1889618, 5057507, 6613663, 10115014, 12282517, 13227326, 24565034, 85977619, 171955238]

約数ペア:

[(1, 171955238), (2, 85977619), (7, 24565034), (13, 13227326), (14, 12282517), (17, 10115014), (26, 6613663), (34, 5057507), (91, 1889618), (119, 1445002), (149, 1154062), (182, 944809), (221, 778078), (238, 722501), (298, 577031), (373, 461006), (442, 389039), (746, 230503), (1043, 164866), (1547, 111154), (1937, 88774), (2086, 82433), (2533, 67886), (2611, 65858), (3094, 55577), (3874, 44387), (4849, 35462), (5066, 33943), (5222, 32929), (6341, 27118), (9698, 17731), (12682, 13559)]