289711275

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2543}}^1$

素因数の和:2601

約数の個数: 72

約数和(自身を含む): 575391744

約数和(自身を除く): 285680469

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 49, 75, 93, 105, 147, 155, 175, 217, 245, 465, 525, 651, 735, 775, 1085, 1225, 1519, 2325, 2543, 3255, 3675, 4557, 5425, 7595, 7629, 12715, 16275, 17801, 22785, 37975, 38145, 53403, 63575, 78833, 89005, 113925, 124607, 190725, 236499, 267015, 373821, 394165, 445025, 551831, 623035, 1182495, 1335075, 1655493, 1869105, 1970825, 2759155, 3115175, 3862817, 5912475, 8277465, 9345525, 11588451, 13795775, 19314085, 41387325, 57942255, 96570425, 289711275]

約数ペア:

[(1, 289711275), (3, 96570425), (5, 57942255), (7, 41387325), (15, 19314085), (21, 13795775), (25, 11588451), (31, 9345525), (35, 8277465), (49, 5912475), (75, 3862817), (93, 3115175), (105, 2759155), (147, 1970825), (155, 1869105), (175, 1655493), (217, 1335075), (245, 1182495), (465, 623035), (525, 551831), (651, 445025), (735, 394165), (775, 373821), (1085, 267015), (1225, 236499), (1519, 190725), (2325, 124607), (2543, 113925), (3255, 89005), (3675, 78833), (4557, 63575), (5425, 53403), (7595, 38145), (7629, 37975), (12715, 22785), (16275, 17801)]