238439474

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1301}}^1$

素因数の和:1395

約数の個数: 64

約数和(自身を含む): 472469760

約数和(自身を除く): 234030286

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 53, 91, 106, 133, 182, 247, 266, 371, 494, 689, 742, 1007, 1301, 1378, 1729, 2014, 2602, 3458, 4823, 7049, 9107, 9646, 13091, 14098, 16913, 18214, 24719, 26182, 33826, 49438, 68953, 91637, 118391, 137906, 173033, 183274, 236782, 321347, 346066, 482671, 642694, 896389, 965342, 1310107, 1792778, 2249429, 2620214, 4498858, 6274723, 9170749, 12549446, 17031391, 18341498, 34062782, 119219737, 238439474]

約数ペア:

[(1, 238439474), (2, 119219737), (7, 34062782), (13, 18341498), (14, 17031391), (19, 12549446), (26, 9170749), (38, 6274723), (53, 4498858), (91, 2620214), (106, 2249429), (133, 1792778), (182, 1310107), (247, 965342), (266, 896389), (371, 642694), (494, 482671), (689, 346066), (742, 321347), (1007, 236782), (1301, 183274), (1378, 173033), (1729, 137906), (2014, 118391), (2602, 91637), (3458, 68953), (4823, 49438), (7049, 33826), (9107, 26182), (9646, 24719), (13091, 18214), (14098, 16913)]