419203668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 1079793792

約数和(自身を除く): 660590124

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 131, 146, 156, 219, 262, 281, 292, 393, 438, 524, 562, 786, 843, 876, 949, 1124, 1572, 1686, 1703, 1898, 2847, 3372, 3406, 3653, 3796, 5109, 5694, 6812, 7306, 9563, 10218, 10959, 11388, 14612, 19126, 20436, 20513, 21918, 28689, 36811, 38252, 41026, 43836, 57378, 61539, 73622, 82052, 110433, 114756, 123078, 124319, 147244, 220866, 246156, 248638, 266669, 372957, 441732, 478543, 497276, 533338, 745914, 800007, 957086, 1066676, 1435629, 1491828, 1600014, 1914172, 2687203, 2871258, 3200028, 5374406, 5742516, 8061609, 10748812, 16123218, 32246436, 34933639, 69867278, 104800917, 139734556, 209601834, 419203668]

約数ペア:

[(1, 419203668), (2, 209601834), (3, 139734556), (4, 104800917), (6, 69867278), (12, 34933639), (13, 32246436), (26, 16123218), (39, 10748812), (52, 8061609), (73, 5742516), (78, 5374406), (131, 3200028), (146, 2871258), (156, 2687203), (219, 1914172), (262, 1600014), (281, 1491828), (292, 1435629), (393, 1066676), (438, 957086), (524, 800007), (562, 745914), (786, 533338), (843, 497276), (876, 478543), (949, 441732), (1124, 372957), (1572, 266669), (1686, 248638), (1703, 246156), (1898, 220866), (2847, 147244), (3372, 124319), (3406, 123078), (3653, 114756), (3796, 110433), (5109, 82052), (5694, 73622), (6812, 61539), (7306, 57378), (9563, 43836), (10218, 41026), (10959, 38252), (11388, 36811), (14612, 28689), (19126, 21918), (20436, 20513)]