1900402515

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{202063}}^1$

素因数の和:202104

約数の個数: 48

約数和(自身を含む): 3782638080

約数和(自身を除く): 1882235565

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 3135, 9405, 202063, 606189, 1010315, 1818567, 2222693, 3030945, 3839197, 6668079, 9092835, 11113465, 11517591, 19195985, 20004237, 33340395, 34552773, 42231167, 57587955, 100021185, 126693501, 172763865, 211155835, 380080503, 633467505, 1900402515]

約数ペア:

[(1, 1900402515), (3, 633467505), (5, 380080503), (9, 211155835), (11, 172763865), (15, 126693501), (19, 100021185), (33, 57587955), (45, 42231167), (55, 34552773), (57, 33340395), (95, 20004237), (99, 19195985), (165, 11517591), (171, 11113465), (209, 9092835), (285, 6668079), (495, 3839197), (627, 3030945), (855, 2222693), (1045, 1818567), (1881, 1010315), (3135, 606189), (9405, 202063)]