39875115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 78382080

約数和(自身を除く): 38506965

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 89, 105, 119, 251, 255, 267, 357, 445, 595, 623, 753, 1255, 1335, 1513, 1757, 1785, 1869, 3115, 3765, 4267, 4539, 5271, 7565, 8785, 9345, 10591, 12801, 21335, 22339, 22695, 26355, 29869, 31773, 52955, 64005, 67017, 89607, 111695, 149345, 156373, 158865, 335085, 379763, 448035, 469119, 781865, 1139289, 1898815, 2345595, 2658341, 5696445, 7975023, 13291705, 39875115]

約数ペア:

[(1, 39875115), (3, 13291705), (5, 7975023), (7, 5696445), (15, 2658341), (17, 2345595), (21, 1898815), (35, 1139289), (51, 781865), (85, 469119), (89, 448035), (105, 379763), (119, 335085), (251, 158865), (255, 156373), (267, 149345), (357, 111695), (445, 89607), (595, 67017), (623, 64005), (753, 52955), (1255, 31773), (1335, 29869), (1513, 26355), (1757, 22695), (1785, 22339), (1869, 21335), (3115, 12801), (3765, 10591), (4267, 9345), (4539, 8785), (5271, 7565)]