2491003788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{325877}}^1$

素因数の和:325911

約数の個数: 72

約数和(自身を含む): 7281418032

約数和(自身を除く): 4790414244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 325877, 651754, 977631, 1303508, 1955262, 2281139, 3910524, 4236401, 4562278, 6843417, 8472802, 9124556, 12709203, 13686834, 15967973, 16945604, 25418406, 27373668, 29654807, 31935946, 47903919, 50836812, 59309614, 63871892, 88964421, 95807838, 118619228, 177928842, 191615676, 207583649, 355857684, 415167298, 622750947, 830334596, 1245501894, 2491003788]

約数ペア:

[(1, 2491003788), (2, 1245501894), (3, 830334596), (4, 622750947), (6, 415167298), (7, 355857684), (12, 207583649), (13, 191615676), (14, 177928842), (21, 118619228), (26, 95807838), (28, 88964421), (39, 63871892), (42, 59309614), (49, 50836812), (52, 47903919), (78, 31935946), (84, 29654807), (91, 27373668), (98, 25418406), (147, 16945604), (156, 15967973), (182, 13686834), (196, 12709203), (273, 9124556), (294, 8472802), (364, 6843417), (546, 4562278), (588, 4236401), (637, 3910524), (1092, 2281139), (1274, 1955262), (1911, 1303508), (2548, 977631), (3822, 651754), (7644, 325877)]