28300636

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 64350720

約数和(自身を除く): 36050084

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 49, 52, 58, 91, 98, 116, 182, 196, 203, 364, 377, 383, 406, 637, 754, 766, 812, 1274, 1421, 1508, 1532, 2548, 2639, 2681, 2842, 4979, 5278, 5362, 5684, 9958, 10556, 10724, 11107, 18473, 18767, 19916, 22214, 34853, 36946, 37534, 44428, 69706, 73892, 75068, 77749, 139412, 144391, 155498, 243971, 288782, 310996, 487942, 544243, 577564, 975884, 1010737, 1088486, 2021474, 2176972, 4042948, 7075159, 14150318, 28300636]

約数ペア:

[(1, 28300636), (2, 14150318), (4, 7075159), (7, 4042948), (13, 2176972), (14, 2021474), (26, 1088486), (28, 1010737), (29, 975884), (49, 577564), (52, 544243), (58, 487942), (91, 310996), (98, 288782), (116, 243971), (182, 155498), (196, 144391), (203, 139412), (364, 77749), (377, 75068), (383, 73892), (406, 69706), (637, 44428), (754, 37534), (766, 36946), (812, 34853), (1274, 22214), (1421, 19916), (1508, 18767), (1532, 18473), (2548, 11107), (2639, 10724), (2681, 10556), (2842, 9958), (4979, 5684), (5278, 5362)]