1919005257075

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1801}}^1\times {\mathrm{232901}}^1$

素因数の和:234776

約数の個数: 48

約数和(自身を含む): 3226572137952

約数和(自身を除く): 1307566880877

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 1801, 4575, 5403, 9005, 27015, 45025, 109861, 135075, 232901, 329583, 549305, 698703, 1164505, 1647915, 2746525, 3493515, 5822525, 8239575, 14206961, 17467575, 42620883, 71034805, 213104415, 355174025, 419454701, 1065522075, 1258364103, 2097273505, 6291820515, 10486367525, 25586736761, 31459102575, 76760210283, 127933683805, 383801051415, 639668419025, 1919005257075]

約数ペア:

[(1, 1919005257075), (3, 639668419025), (5, 383801051415), (15, 127933683805), (25, 76760210283), (61, 31459102575), (75, 25586736761), (183, 10486367525), (305, 6291820515), (915, 2097273505), (1525, 1258364103), (1801, 1065522075), (4575, 419454701), (5403, 355174025), (9005, 213104415), (27015, 71034805), (45025, 42620883), (109861, 17467575), (135075, 14206961), (232901, 8239575), (329583, 5822525), (549305, 3493515), (698703, 2746525), (1164505, 1647915)]