217853265

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 425437056

約数和(自身を除く): 207583791

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 61, 105, 113, 129, 147, 183, 215, 245, 301, 305, 339, 427, 565, 645, 735, 791, 903, 915, 1281, 1505, 1695, 2107, 2135, 2373, 2623, 2989, 3955, 4515, 4859, 5537, 6321, 6405, 6893, 7869, 8967, 10535, 11865, 13115, 14577, 14945, 16611, 18361, 20679, 24295, 27685, 31605, 34013, 34465, 39345, 44835, 48251, 55083, 72885, 83055, 91805, 102039, 103395, 128527, 144753, 170065, 238091, 241255, 275415, 296399, 337757, 385581, 510195, 642635, 714273, 723765, 889197, 1013271, 1190455, 1481995, 1688785, 1927905, 2074793, 3571365, 4445985, 5066355, 6224379, 10373965, 14523551, 31121895, 43570653, 72617755, 217853265]

約数ペア:

[(1, 217853265), (3, 72617755), (5, 43570653), (7, 31121895), (15, 14523551), (21, 10373965), (35, 6224379), (43, 5066355), (49, 4445985), (61, 3571365), (105, 2074793), (113, 1927905), (129, 1688785), (147, 1481995), (183, 1190455), (215, 1013271), (245, 889197), (301, 723765), (305, 714273), (339, 642635), (427, 510195), (565, 385581), (645, 337757), (735, 296399), (791, 275415), (903, 241255), (915, 238091), (1281, 170065), (1505, 144753), (1695, 128527), (2107, 103395), (2135, 102039), (2373, 91805), (2623, 83055), (2989, 72885), (3955, 55083), (4515, 48251), (4859, 44835), (5537, 39345), (6321, 34465), (6405, 34013), (6893, 31605), (7869, 27685), (8967, 24295), (10535, 20679), (11865, 18361), (13115, 16611), (14577, 14945)]