98780072

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 187874400

約数和(自身を除く): 89094328

約数列:

[1, 2, 4, 8, 139, 211, 278, 421, 422, 556, 842, 844, 1112, 1684, 1688, 3368, 29329, 58519, 58658, 88831, 117038, 117316, 177662, 234076, 234632, 355324, 468152, 710648, 12347509, 24695018, 49390036, 98780072]

約数ペア:

[(1, 98780072), (2, 49390036), (4, 24695018), (8, 12347509), (139, 710648), (211, 468152), (278, 355324), (421, 234632), (422, 234076), (556, 177662), (842, 117316), (844, 117038), (1112, 88831), (1684, 58658), (1688, 58519), (3368, 29329)]