228768995

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 356966400

約数和(自身を除く): 128197405

約数列:

[1, 5, 7, 13, 31, 35, 49, 65, 91, 155, 217, 245, 331, 343, 403, 455, 637, 1085, 1519, 1655, 1715, 2015, 2317, 2821, 3185, 4303, 4459, 7595, 10261, 10633, 11585, 14105, 16219, 19747, 21515, 22295, 30121, 51305, 53165, 71827, 81095, 98735, 113533, 133393, 138229, 150605, 210847, 359135, 502789, 567665, 666965, 691145, 933751, 1054235, 1475929, 2513945, 3519523, 4668755, 6536257, 7379645, 17597615, 32681285, 45753799, 228768995]

約数ペア:

[(1, 228768995), (5, 45753799), (7, 32681285), (13, 17597615), (31, 7379645), (35, 6536257), (49, 4668755), (65, 3519523), (91, 2513945), (155, 1475929), (217, 1054235), (245, 933751), (331, 691145), (343, 666965), (403, 567665), (455, 502789), (637, 359135), (1085, 210847), (1519, 150605), (1655, 138229), (1715, 133393), (2015, 113533), (2317, 98735), (2821, 81095), (3185, 71827), (4303, 53165), (4459, 51305), (7595, 30121), (10261, 22295), (10633, 21515), (11585, 19747), (14105, 16219)]