281217612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 735743232

約数和(自身を除く): 454525620

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 83, 111, 148, 156, 166, 222, 249, 332, 444, 481, 498, 587, 962, 996, 1079, 1174, 1443, 1761, 1924, 2158, 2348, 2886, 3071, 3237, 3522, 4316, 5772, 6142, 6474, 7044, 7631, 9213, 12284, 12948, 15262, 18426, 21719, 22893, 30524, 36852, 39923, 43438, 45786, 48721, 65157, 79846, 86876, 91572, 97442, 119769, 130314, 146163, 159692, 194884, 239538, 260628, 282347, 292326, 479076, 564694, 584652, 633373, 847041, 1129388, 1266746, 1694082, 1802677, 1900119, 2533492, 3388164, 3605354, 3800238, 5408031, 7210708, 7600476, 10816062, 21632124, 23434801, 46869602, 70304403, 93739204, 140608806, 281217612]

約数ペア:

[(1, 281217612), (2, 140608806), (3, 93739204), (4, 70304403), (6, 46869602), (12, 23434801), (13, 21632124), (26, 10816062), (37, 7600476), (39, 7210708), (52, 5408031), (74, 3800238), (78, 3605354), (83, 3388164), (111, 2533492), (148, 1900119), (156, 1802677), (166, 1694082), (222, 1266746), (249, 1129388), (332, 847041), (444, 633373), (481, 584652), (498, 564694), (587, 479076), (962, 292326), (996, 282347), (1079, 260628), (1174, 239538), (1443, 194884), (1761, 159692), (1924, 146163), (2158, 130314), (2348, 119769), (2886, 97442), (3071, 91572), (3237, 86876), (3522, 79846), (4316, 65157), (5772, 48721), (6142, 45786), (6474, 43438), (7044, 39923), (7631, 36852), (9213, 30524), (12284, 22893), (12948, 21719), (15262, 18426)]