18883906275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{73643}}^1$

素因数の和:73932

約数の個数: 48

約数和(自身を含む): 33751339776

約数和(自身を除く): 14867433501

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 263, 325, 789, 975, 1315, 3419, 3945, 6575, 10257, 17095, 19725, 51285, 73643, 85475, 220929, 256425, 368215, 957359, 1104645, 1841075, 2872077, 4786795, 5523225, 14360385, 19368109, 23933975, 58104327, 71801925, 96840545, 251785417, 290521635, 484202725, 755356251, 1258927085, 1452608175, 3776781255, 6294635425, 18883906275]

約数ペア:

[(1, 18883906275), (3, 6294635425), (5, 3776781255), (13, 1452608175), (15, 1258927085), (25, 755356251), (39, 484202725), (65, 290521635), (75, 251785417), (195, 96840545), (263, 71801925), (325, 58104327), (789, 23933975), (975, 19368109), (1315, 14360385), (3419, 5523225), (3945, 4786795), (6575, 2872077), (10257, 1841075), (17095, 1104645), (19725, 957359), (51285, 368215), (73643, 256425), (85475, 220929)]