245789184915

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{705409}}^1$

素因数の和:705541

約数の個数: 64

約数和(自身を含む): 457105680000

約数和(自身を除く): 211316495085

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 89, 135, 145, 261, 267, 435, 445, 783, 801, 1305, 1335, 2403, 2581, 3915, 4005, 7743, 12015, 12905, 23229, 38715, 69687, 116145, 348435, 705409, 2116227, 3527045, 6348681, 10581135, 19046043, 20456861, 31743405, 61370583, 62781401, 95230215, 102284305, 184111749, 188344203, 306852915, 313907005, 552335247, 565032609, 920558745, 941721015, 1695097827, 1820660629, 2761676235, 2825163045, 5461981887, 8475489135, 9103303145, 16385945661, 27309909435, 49157836983, 81929728305, 245789184915]

約数ペア:

[(1, 245789184915), (3, 81929728305), (5, 49157836983), (9, 27309909435), (15, 16385945661), (27, 9103303145), (29, 8475489135), (45, 5461981887), (87, 2825163045), (89, 2761676235), (135, 1820660629), (145, 1695097827), (261, 941721015), (267, 920558745), (435, 565032609), (445, 552335247), (783, 313907005), (801, 306852915), (1305, 188344203), (1335, 184111749), (2403, 102284305), (2581, 95230215), (3915, 62781401), (4005, 61370583), (7743, 31743405), (12015, 20456861), (12905, 19046043), (23229, 10581135), (38715, 6348681), (69687, 3527045), (116145, 2116227), (348435, 705409)]