26757405

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 24564195

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 89, 131, 135, 153, 255, 267, 393, 445, 459, 655, 765, 801, 1179, 1335, 1513, 1965, 2227, 2295, 2403, 3537, 4005, 4539, 5895, 6681, 7565, 11135, 11659, 12015, 13617, 17685, 20043, 22695, 33405, 34977, 40851, 58295, 60129, 68085, 100215, 104931, 174885, 198203, 204255, 300645, 314793, 524655, 594609, 991015, 1573965, 1783827, 2973045, 5351481, 8919135, 26757405]

約数ペア:

[(1, 26757405), (3, 8919135), (5, 5351481), (9, 2973045), (15, 1783827), (17, 1573965), (27, 991015), (45, 594609), (51, 524655), (85, 314793), (89, 300645), (131, 204255), (135, 198203), (153, 174885), (255, 104931), (267, 100215), (393, 68085), (445, 60129), (459, 58295), (655, 40851), (765, 34977), (801, 33405), (1179, 22695), (1335, 20043), (1513, 17685), (1965, 13617), (2227, 12015), (2295, 11659), (2403, 11135), (3537, 7565), (4005, 6681), (4539, 5895)]