15121808499

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{4561}}^1$

素因数の和:4876

約数の個数: 64

約数和(自身を含む): 25162970112

約数和(自身を除く): 10041161613

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 251, 259, 357, 629, 753, 777, 1757, 1887, 4267, 4403, 4561, 5271, 9287, 12801, 13209, 13683, 27861, 29869, 31927, 65009, 77537, 89607, 95781, 157879, 168757, 195027, 232611, 473637, 506271, 542759, 1105153, 1144811, 1181299, 1628277, 2868869, 3315459, 3434433, 3543897, 8013677, 8606607, 19461787, 20082083, 24041031, 42358007, 58385361, 60246249, 127074021, 136232509, 296506049, 408697527, 720086119, 889518147, 2160258357, 5040602833, 15121808499]

約数ペア:

[(1, 15121808499), (3, 5040602833), (7, 2160258357), (17, 889518147), (21, 720086119), (37, 408697527), (51, 296506049), (111, 136232509), (119, 127074021), (251, 60246249), (259, 58385361), (357, 42358007), (629, 24041031), (753, 20082083), (777, 19461787), (1757, 8606607), (1887, 8013677), (4267, 3543897), (4403, 3434433), (4561, 3315459), (5271, 2868869), (9287, 1628277), (12801, 1181299), (13209, 1144811), (13683, 1105153), (27861, 542759), (29869, 506271), (31927, 473637), (65009, 232611), (77537, 195027), (89607, 168757), (95781, 157879)]