28007691532

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{76031}}^1$

素因数の和:76222

約数の個数: 48

約数和(自身を含む): 53392711680

約数和(自身を除く): 25385020148

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 131, 148, 262, 524, 703, 1406, 2489, 2812, 4847, 4978, 9694, 9956, 19388, 76031, 92093, 152062, 184186, 304124, 368372, 1444589, 2813147, 2889178, 5626294, 5778356, 9960061, 11252588, 19920122, 39840244, 53449793, 106899586, 189241159, 213799172, 368522257, 378482318, 737044514, 756964636, 1474089028, 7001922883, 14003845766, 28007691532]

約数ペア:

[(1, 28007691532), (2, 14003845766), (4, 7001922883), (19, 1474089028), (37, 756964636), (38, 737044514), (74, 378482318), (76, 368522257), (131, 213799172), (148, 189241159), (262, 106899586), (524, 53449793), (703, 39840244), (1406, 19920122), (2489, 11252588), (2812, 9960061), (4847, 5778356), (4978, 5626294), (9694, 2889178), (9956, 2813147), (19388, 1444589), (76031, 368372), (92093, 304124), (152062, 184186)]