197965425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 406473984

約数和(自身を除く): 208508559

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 41, 51, 75, 85, 105, 119, 123, 175, 205, 255, 287, 357, 425, 525, 541, 595, 615, 697, 861, 1025, 1275, 1435, 1623, 1785, 2091, 2705, 2975, 3075, 3485, 3787, 4305, 4879, 7175, 8115, 8925, 9197, 10455, 11361, 13525, 14637, 17425, 18935, 21525, 22181, 24395, 27591, 40575, 45985, 52275, 56805, 64379, 66543, 73185, 94675, 110905, 121975, 137955, 155267, 193137, 229925, 284025, 321895, 332715, 365925, 377077, 465801, 554525, 689775, 776335, 965685, 1131231, 1609475, 1663575, 1885385, 2329005, 2639539, 3881675, 4828425, 5656155, 7918617, 9426925, 11645025, 13197695, 28280775, 39593085, 65988475, 197965425]

約数ペア:

[(1, 197965425), (3, 65988475), (5, 39593085), (7, 28280775), (15, 13197695), (17, 11645025), (21, 9426925), (25, 7918617), (35, 5656155), (41, 4828425), (51, 3881675), (75, 2639539), (85, 2329005), (105, 1885385), (119, 1663575), (123, 1609475), (175, 1131231), (205, 965685), (255, 776335), (287, 689775), (357, 554525), (425, 465801), (525, 377077), (541, 365925), (595, 332715), (615, 321895), (697, 284025), (861, 229925), (1025, 193137), (1275, 155267), (1435, 137955), (1623, 121975), (1785, 110905), (2091, 94675), (2705, 73185), (2975, 66543), (3075, 64379), (3485, 56805), (3787, 52275), (4305, 45985), (4879, 40575), (7175, 27591), (8115, 24395), (8925, 22181), (9197, 21525), (10455, 18935), (11361, 17425), (13525, 14637)]