138897948

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{4457}}^1$

素因数の和:4531

約数の個数: 72

約数和(自身を含む): 384208272

約数和(自身を除く): 245310324

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 53, 84, 98, 106, 147, 159, 196, 212, 294, 318, 371, 588, 636, 742, 1113, 1484, 2226, 2597, 4452, 4457, 5194, 7791, 8914, 10388, 13371, 15582, 17828, 26742, 31164, 31199, 53484, 62398, 93597, 124796, 187194, 218393, 236221, 374388, 436786, 472442, 655179, 708663, 873572, 944884, 1310358, 1417326, 1653547, 2620716, 2834652, 3307094, 4960641, 6614188, 9921282, 11574829, 19842564, 23149658, 34724487, 46299316, 69448974, 138897948]

約数ペア:

[(1, 138897948), (2, 69448974), (3, 46299316), (4, 34724487), (6, 23149658), (7, 19842564), (12, 11574829), (14, 9921282), (21, 6614188), (28, 4960641), (42, 3307094), (49, 2834652), (53, 2620716), (84, 1653547), (98, 1417326), (106, 1310358), (147, 944884), (159, 873572), (196, 708663), (212, 655179), (294, 472442), (318, 436786), (371, 374388), (588, 236221), (636, 218393), (742, 187194), (1113, 124796), (1484, 93597), (2226, 62398), (2597, 53484), (4452, 31199), (4457, 31164), (5194, 26742), (7791, 17828), (8914, 15582), (10388, 13371)]