2019012975

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{3229}}^1$

素因数の和:3649

約数の個数: 72

約数和(自身を含む): 4144580960

約数和(自身を除く): 2125567985

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 397, 525, 1191, 1575, 1985, 2779, 3229, 3573, 5955, 8337, 9687, 9925, 13895, 16145, 17865, 22603, 25011, 29061, 29775, 41685, 48435, 67809, 69475, 80725, 89325, 113015, 125055, 145305, 203427, 208425, 242175, 339045, 565075, 625275, 726525, 1017135, 1281913, 1695225, 3845739, 5085675, 6409565, 8973391, 11537217, 19228695, 26920173, 32047825, 44866955, 57686085, 80760519, 96143475, 134600865, 224334775, 288430425, 403802595, 673004325, 2019012975]

約数ペア:

[(1, 2019012975), (3, 673004325), (5, 403802595), (7, 288430425), (9, 224334775), (15, 134600865), (21, 96143475), (25, 80760519), (35, 57686085), (45, 44866955), (63, 32047825), (75, 26920173), (105, 19228695), (175, 11537217), (225, 8973391), (315, 6409565), (397, 5085675), (525, 3845739), (1191, 1695225), (1575, 1281913), (1985, 1017135), (2779, 726525), (3229, 625275), (3573, 565075), (5955, 339045), (8337, 242175), (9687, 208425), (9925, 203427), (13895, 145305), (16145, 125055), (17865, 113015), (22603, 89325), (25011, 80725), (29061, 69475), (29775, 67809), (41685, 48435)]