15672311265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{21001}}^1$

素因数の和:21154

約数の個数: 64

約数和(自身を含む): 27944421120

約数和(自身を除く): 12272109855

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 89, 129, 195, 215, 267, 445, 559, 645, 1157, 1335, 1677, 2795, 3471, 3827, 5785, 8385, 11481, 17355, 19135, 21001, 49751, 57405, 63003, 105005, 149253, 248755, 273013, 315015, 746265, 819039, 903043, 1365065, 1869089, 2709129, 4095195, 4515215, 5607267, 9345445, 11739559, 13545645, 24298157, 28036335, 35218677, 58697795, 72894471, 80370827, 121490785, 176093385, 241112481, 364472355, 401854135, 1044820751, 1205562405, 3134462253, 5224103755, 15672311265]

約数ペア:

[(1, 15672311265), (3, 5224103755), (5, 3134462253), (13, 1205562405), (15, 1044820751), (39, 401854135), (43, 364472355), (65, 241112481), (89, 176093385), (129, 121490785), (195, 80370827), (215, 72894471), (267, 58697795), (445, 35218677), (559, 28036335), (645, 24298157), (1157, 13545645), (1335, 11739559), (1677, 9345445), (2795, 5607267), (3471, 4515215), (3827, 4095195), (5785, 2709129), (8385, 1869089), (11481, 1365065), (17355, 903043), (19135, 819039), (21001, 746265), (49751, 315015), (57405, 273013), (63003, 248755), (105005, 149253)]