1621834875

素因数分解:

$3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{829}}^1$

素因数の和:934

約数の個数: 96

約数和(自身を含む): 3070229760

約数和(自身を除く): 1448394885

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 47, 75, 111, 125, 141, 185, 225, 235, 333, 375, 423, 555, 705, 829, 925, 1125, 1175, 1665, 1739, 2115, 2487, 2775, 3525, 4145, 4625, 5217, 5875, 7461, 8325, 8695, 10575, 12435, 13875, 15651, 17625, 20725, 26085, 30673, 37305, 38963, 41625, 43475, 52875, 62175, 78255, 92019, 103625, 116889, 130425, 153365, 186525, 194815, 217375, 276057, 310875, 350667, 391275, 460095, 584445, 652125, 766825, 932625, 974075, 1380285, 1441631, 1753335, 1956375, 2300475, 2922225, 3834125, 4324893, 4870375, 6901425, 7208155, 8766675, 11502375, 12974679, 14611125, 21624465, 34507125, 36040775, 43833375, 64873395, 108122325, 180203875, 324366975, 540611625, 1621834875]

約数ペア:

[(1, 1621834875), (3, 540611625), (5, 324366975), (9, 180203875), (15, 108122325), (25, 64873395), (37, 43833375), (45, 36040775), (47, 34507125), (75, 21624465), (111, 14611125), (125, 12974679), (141, 11502375), (185, 8766675), (225, 7208155), (235, 6901425), (333, 4870375), (375, 4324893), (423, 3834125), (555, 2922225), (705, 2300475), (829, 1956375), (925, 1753335), (1125, 1441631), (1175, 1380285), (1665, 974075), (1739, 932625), (2115, 766825), (2487, 652125), (2775, 584445), (3525, 460095), (4145, 391275), (4625, 350667), (5217, 310875), (5875, 276057), (7461, 217375), (8325, 194815), (8695, 186525), (10575, 153365), (12435, 130425), (13875, 116889), (15651, 103625), (17625, 92019), (20725, 78255), (26085, 62175), (30673, 52875), (37305, 43475), (38963, 41625)]