988390830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{247717}}^1$

素因数の和:247753

約数の個数: 64

約数和(自身を含む): 2853711360

約数和(自身を除く): 1865320530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 247717, 495434, 743151, 1238585, 1486302, 1734019, 2477170, 3468038, 3715755, 4706623, 5202057, 7431510, 8670095, 9413246, 10404114, 14119869, 17340190, 23533115, 26010285, 28239738, 32946361, 47066230, 52020570, 65892722, 70599345, 98839083, 141198690, 164731805, 197678166, 329463610, 494195415, 988390830]

約数ペア:

[(1, 988390830), (2, 494195415), (3, 329463610), (5, 197678166), (6, 164731805), (7, 141198690), (10, 98839083), (14, 70599345), (15, 65892722), (19, 52020570), (21, 47066230), (30, 32946361), (35, 28239738), (38, 26010285), (42, 23533115), (57, 17340190), (70, 14119869), (95, 10404114), (105, 9413246), (114, 8670095), (133, 7431510), (190, 5202057), (210, 4706623), (266, 3715755), (285, 3468038), (399, 2477170), (570, 1734019), (665, 1486302), (798, 1238585), (1330, 743151), (1995, 495434), (3990, 247717)]