195693407

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 277282656

約数和(自身を除く): 81589249

約数列:

[1, 7, 13, 19, 23, 37, 49, 91, 133, 161, 247, 259, 299, 361, 437, 481, 637, 703, 851, 931, 1127, 1729, 1813, 2093, 2527, 3059, 3367, 4693, 4921, 5681, 5957, 8303, 9139, 11063, 12103, 13357, 14651, 16169, 17689, 21413, 23569, 32851, 34447, 39767, 41699, 58121, 63973, 77441, 93499, 107939, 113183, 173641, 210197, 229957, 278369, 307211, 406847, 447811, 542087, 654493, 755573, 792281, 1215487, 1471379, 2150477, 3993743, 5289011, 8508409, 10299653, 15053339, 27956201, 195693407]

約数ペア:

[(1, 195693407), (7, 27956201), (13, 15053339), (19, 10299653), (23, 8508409), (37, 5289011), (49, 3993743), (91, 2150477), (133, 1471379), (161, 1215487), (247, 792281), (259, 755573), (299, 654493), (361, 542087), (437, 447811), (481, 406847), (637, 307211), (703, 278369), (851, 229957), (931, 210197), (1127, 173641), (1729, 113183), (1813, 107939), (2093, 93499), (2527, 77441), (3059, 63973), (3367, 58121), (4693, 41699), (4921, 39767), (5681, 34447), (5957, 32851), (8303, 23569), (9139, 21413), (11063, 17689), (12103, 16169), (13357, 14651)]