61649289

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 104186880

約数和(自身を除く): 42537591

約数列:

[1, 3, 9, 13, 27, 37, 39, 47, 101, 111, 117, 141, 303, 333, 351, 423, 481, 611, 909, 999, 1269, 1313, 1443, 1739, 1833, 2727, 3737, 3939, 4329, 4747, 5217, 5499, 11211, 11817, 12987, 14241, 15651, 16497, 22607, 33633, 35451, 42723, 46953, 48581, 61711, 67821, 100899, 128169, 145743, 175639, 185133, 203463, 437229, 526917, 555399, 610389, 1311687, 1580751, 1666197, 2283307, 4742253, 6849921, 20549763, 61649289]

約数ペア:

[(1, 61649289), (3, 20549763), (9, 6849921), (13, 4742253), (27, 2283307), (37, 1666197), (39, 1580751), (47, 1311687), (101, 610389), (111, 555399), (117, 526917), (141, 437229), (303, 203463), (333, 185133), (351, 175639), (423, 145743), (481, 128169), (611, 100899), (909, 67821), (999, 61711), (1269, 48581), (1313, 46953), (1443, 42723), (1739, 35451), (1833, 33633), (2727, 22607), (3737, 16497), (3939, 15651), (4329, 14241), (4747, 12987), (5217, 11817), (5499, 11211)]