4219875

素因数分解:

$3^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 72

約数和(自身を含む): 8631168

約数和(自身を除く): 4411293

約数列:

[1, 3, 5, 9, 11, 15, 25, 31, 33, 45, 55, 75, 93, 99, 121, 125, 155, 165, 225, 275, 279, 341, 363, 375, 465, 495, 605, 775, 825, 1023, 1089, 1125, 1375, 1395, 1705, 1815, 2325, 2475, 3025, 3069, 3751, 3875, 4125, 5115, 5445, 6975, 8525, 9075, 11253, 11625, 12375, 15125, 15345, 18755, 25575, 27225, 33759, 34875, 42625, 45375, 56265, 76725, 93775, 127875, 136125, 168795, 281325, 383625, 468875, 843975, 1406625, 4219875]

約数ペア:

[(1, 4219875), (3, 1406625), (5, 843975), (9, 468875), (11, 383625), (15, 281325), (25, 168795), (31, 136125), (33, 127875), (45, 93775), (55, 76725), (75, 56265), (93, 45375), (99, 42625), (121, 34875), (125, 33759), (155, 27225), (165, 25575), (225, 18755), (275, 15345), (279, 15125), (341, 12375), (363, 11625), (375, 11253), (465, 9075), (495, 8525), (605, 6975), (775, 5445), (825, 5115), (1023, 4125), (1089, 3875), (1125, 3751), (1375, 3069), (1395, 3025), (1705, 2475), (1815, 2325)]