129212472376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1709}}^1\times {\mathrm{726991}}^1$

素因数の和:728719

約数の個数: 32

約数和(自身を含む): 261062827200

約数和(自身を除く): 131850354824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1709, 3418, 6836, 13672, 22217, 44434, 88868, 177736, 726991, 1453982, 2907964, 5815928, 9450883, 18901766, 37803532, 75607064, 1242427619, 2484855238, 4969710476, 9939420952, 16151559047, 32303118094, 64606236188, 129212472376]

約数ペア:

[(1, 129212472376), (2, 64606236188), (4, 32303118094), (8, 16151559047), (13, 9939420952), (26, 4969710476), (52, 2484855238), (104, 1242427619), (1709, 75607064), (3418, 37803532), (6836, 18901766), (13672, 9450883), (22217, 5815928), (44434, 2907964), (88868, 1453982), (177736, 726991)]